 Common African toad (Amietophrynus regularis, Bufo regularis) in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Common African toad (Amietophrynus regularis, Bufo regularis) on a pathway in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Head of common African toad (Amietophrynus regularis, Bufo regularis) in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Close up of common African toad (Amietophrynus regularis, Bufo regularis) on a pathway in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Common beet (Beta vulgaris, local name bangar) taken from Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Common beet (Beta vulgaris, local name bangar) in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Fruits of common beet (Beta vulgaris, local name bangar) in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Common beet (Beta vulgaris, local name bangar) with fruits in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Branch of common beet (Beta vulgaris, local name bangar) taken from Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Common beet (Beta vulgaris, local name bangar) with fruits taken from Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Close up of fruits of common beet (Beta vulgaris, local name bangar) in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Terminal spikes of common beet (Beta vulgaris, local name bangar) in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Green shoot of common beet (Beta vulgaris, local name bangar) in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Two sitting pioneer white butterfly (brown-veined white, Belenois aurota) in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Sitting pioneer white butterfly (brown-veined white, Belenois aurota) in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Accumulation of sitting pioneer white butterfly (brown-veined white, Belenois aurota) in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Flowers of Lantana camara in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Branch of Syrian mesquite (Prosopis farcta) taken from Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Fruits of Syrian mesquite (Prosopis farcta)(?) in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Needles of Ethiopian hedgehog (Paraechinus aethiopicus) in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Flowers of Syrian mesquite (Prosopis farcta) taken from Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Folded Ethiopian hedgehog (Paraechinus aethiopicus) on a pathway in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Close up of flowers of Syrian mesquite (Prosopis farcta) taken from Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Branch of toothbrush tree (Salvadora persica) with fruits taken from Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Young Ethiopian hedgehog (Paraechinus aethiopicus) on a pathway in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Branch of Syrian mesquite (Prosopis farcta) with flower buds taken from Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Seed head of Picris radicata(?) in Rawdat Al Faras Research Station (RAFRS, or Qatar University Farm) near Al Zubara Road. Qatar, April 20, 2016
 Frankincense tree (Boswellia sacra) in Rawdat Al Faras Research Station (RAFRS, or Qatar University Farm) near Al Zubara Road. Qatar, April 20, 2016
 Syrian mesquite (Prosopis farcta) in bloom in Rawdat Al Faras Research Station (RAFRS, or Qatar University Farm) near Al Zubara Road. Qatar, April 20, 2016
 Bindweed (Convolvulus glomeratus, Convolvulus auricomus) in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Barbary fig cactus (Opuntia ficus-indica) growing as crop in Rawdat Al Faras Research Station (RAFRS, or Qatar University Farm) near Al Zubara Road. Qatar, April 20, 2016
 Cactus pads of Barbary fig (Opuntia ficus-indica) growing as crop in Rawdat Al Faras Research Station (RAFRS, or Qatar University Farm) near Al Zubara Road. Qatar, April 20, 2016
 White saxaul (Haloxylon persicum) planted vegetatively from a locally found tree in Rawdat Al Faras Research Station (RAFRS, or Qatar University Farm) near Al Zubara Road. Qatar, April 20, 2016
 Back lit pioneer white butterfly (brown-veined white, Belenois aurota) in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Shoot of tumbleweed (slender saltwort, slender Russian thistle, Salsola collina(?)) in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Stalk of tumbleweed (slender saltwort, slender Russian thistle, Salsola collina(?)) in Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Branch of tumbleweed (slender saltwort, slender Russian thistle, Salsola collina(?)) taken from Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, April 29, 2016
 Trees of white saxaul (Haloxylon persicum) planted vegetatively from a locally found tree in Rawdat Al Faras Research Station (RAFRS, or Qatar University Farm) near Al Zubara Road. Qatar, April 20, 2016
 Branches of white saxaul (Haloxylon persicum) planted vegetatively from a locally found tree in Rawdat Al Faras Research Station (RAFRS, or Qatar University Farm) near Al Zubara Road. Qatar, April 20, 2016
 Western Mediterranean plant Grey Santolina (Santolina decumbens) grown in Rawdat Al Faras Research Station (RAFRS, or Qatar University Farm) near Al Zubara Road. Qatar, April 20, 2016
 Alternanthera ficoidea or brasiliana(?) taken from entrance of Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, May 29, 2015
 Inflorescence of camelthorn (Alhagi maurorum) taken from Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, May 29, 2015
 Flower of camelthorn (Alhagi maurorum) taken from Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, May 29, 2015
 Flower and fruits of camelthorn (Alhagi maurorum) taken from Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, May 29, 2015
 Red leaves of Alternanthera ficoidea or brasiliana(?) at the entrance of Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, May 29, 2015
 Dissected pod with seeds of Syrian mesquite (Prosopis farcta) taken from Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, May 29, 2015
 Syrian mesquite (Prosopis farcta) with oblong pods taken from Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, May 29, 2015
 Branch of Syrian mesquite (Prosopis farcta) with a fruit (swallen pod) taken from Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, May 30, 2015
 Blooming camelthorn (Alhagi maurorum) taken from Rawdat Al Faras Research Station (RAFRS, or Qatar University Farm) near Al Zubara Road. Qatar, May 29, 2015
 Fruits of Syrian mesquite (Prosopis farcta) taken from Rawdat Al Faras Research Station (RAFRS, or Qatar University Farm) near Al Zubara Road. Qatar, May 29, 2015
 Close up of flowers of camelthorn (Alhagi maurorum) taken from Rawdat Al Faras Research Station (RAFRS, or Qatar University Farm) near Al Zubara Road. Qatar, May 29, 2015
 Dissected fruit of Syrian mesquite (Prosopis farcta) taken from Rawdat Al Faras Research Station (RAFRS, or Qatar University Farm) near Al Zubara Road. Qatar, May 29, 2015
 Ethiopian hedgehog (Paraechinus aethiopicus) at a short presentation of Qatar University at the entrance of Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, May 29, 2015
 Close up of a desert hedgehog (Paraechinus aethiopicus) at a short presentation of Qatar University at the entrance of Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, May 29, 2015
 Syrian mesquite (Prosopis farcta) with irregularly swollen pods taken from Rawdat Al Faras Research Station (RAFRS, or Qatar University Farm) near Al Zubara Road. Qatar, May 29, 2015
 Portrait of Ethiopian hedgehog (Paraechinus aethiopicus) at a short presentation of Qatar University at the entrance of Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, May 29, 2015
 Needles of Ethiopian hedgehog (Paraechinus aethiopicus) at a short presentation of Qatar University at the entrance of Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, May 29, 2015
 Young Ethiopian hedgehog (Paraechinus aethiopicus) at a short presentation of Qatar University at the entrance of Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, May 29, 2015
 Ethiopian hedgehog (Paraechinus aethiopicus) on a gardening glove at a short presentation of Qatar University at the entrance of Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, May 29, 2015
 Ethiopian hedgehog (Paraechinus aethiopicus) handled with a gardening glove at a short presentation of Qatar University at the entrance of Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, May 29, 2015
 Ethiopian hedgehogs rolled into prickly balls in Rawdat Al Faras Research Station (RAFRS, or Qatar University Farm) near Al Zubara Road during a tour with Qatar Natural History Group (QNHG). Qatar, May 29, 2015
 Ethiopian hedgehog (Paraechinus aethiopicus) rolled into a ball in Rawdat Al Faras Research Station (RAFRS, or Qatar University Farm) near Al Zubara Road during a tour with Qatar Natural History Group (QNHG). Qatar, May 29, 2015
 Ethiopian hedgehog (Paraechinus aethiopicus) on a gardening glove at a short presentation of Qatar University for Qatar Natural History Group (QNHG) at the entrance of Rawdat Al Faras Research Station (RAFRS) near Al Zubara Road. Qatar, May 29, 2015
 Southern Toad (Bufo terrestris) in Big Thicket park, on Kirby Trail. Texas, April 25, 2009
 Pepper-like lichen Sarcogyne regularis(?) with black cyanobacteria on sandstone in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2020
 Pepper-like lichen Sarcogyne regularis(?) on a sandstone rock in prairie in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2020
 Southern Toad (Bufo terrestris) in Big Thicket park, on Pitcher Plant Trail. Texas, April 25, 2009
 Common purslane (wild portulaca, Portulaca oleracea, local names barbeer, rijla, bagla) in windblown sand on roadside of Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 11, 2015
 Bleached camel ribs near Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 8, 2016
 Bleached camel bone near Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 8, 2016
 Bleached camel skeleton near Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 8, 2016
 Big ghaf tree (Prosopis cineraria) near Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 8, 2016
 Ghaf tree (Prosopis cineraria) near Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 8, 2016
 Branches of ghaf tree (Prosopis cineraria) near Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 8, 2016
 Centaurea sinaica (local names birkan, murrar) in windblown sand near Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 8, 2016
 common Mediterranean grass (Schismus barbatus) on roadside of a road from Khawzan to Al-Jumayliyah. Qatar, April 9, 2016
 Common tumbleweed (Amaranthus albus) in a depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, November 7, 2015
 Shoot of common tumbleweed (Amaranthus albus) taken from a depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, November 7, 2015
 Web of caterpillars on common tumbleweed (Amaranthus albus) in a depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, November 7, 2015
 Close up of common tumbleweed (Amaranthus albus) taken from a depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, November 7, 2015
 Branch of common tumbleweed (Amaranthus albus) in a depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, November 7, 2015
 Common salt grass (Aeluropus lagopoides) in windblown sand on roadside of Salwa Road in area of Khashem Al Nekhsh. Qatar, April 8, 2016
 Southern toad (Bufo terrestris) among dry oak leaves on South Wilderness Loop Trail at Little Lake Creek Wilderness in Sam Houston National Forest near Richards. Texas, December 26, 2021
 Common tumbleweed (Amaranthus albus) with emerging green inflorescences taken from a depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, November 7, 2015
 Greenish white stem of common tumbleweed (Amaranthus albus) in a depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, November 7, 2015
 Close-up of southern toad (Bufo terrestris) among dry oak leaves on South Wilderness Loop Trail at Little Lake Creek Wilderness in Sam Houston National Forest near Richards. Texas, December 26, 2021
 Upper view of southern toad (Bufo terrestris) among dry oak leaves on South Wilderness Loop Trail at Little Lake Creek Wilderness in Sam Houston National Forest near Richards. Texas, December 26, 2021
 Front view of southern toad (Bufo terrestris) among dry oak leaves on South Wilderness Loop Trail at Little Lake Creek Wilderness in Sam Houston National Forest near Richards. Texas, December 26, 2021
 Southern toad (Bufo terrestris) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 30, 2019
 Southern toad (Bufo terrestris) in a dry oak forest on South Wilderness Loop Trail at Little Lake Creek Wilderness in Sam Houston National Forest near Richards. Texas, December 26, 2021
 Camouflage of southern toad (Bufo terrestris) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 30, 2019
 Front view of southern toad (Bufo terrestris) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 30, 2019
 Small cliff near Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 11, 2015
 Limestone cliffs near Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 11, 2015
 Chalk cliffs near Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 25, 2015
 Chalk rocks near Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 25, 2015
 Camel bones near Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 11, 2015
 Erosion of limestone near Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 11, 2015
 Eremobium aegyptiacum in windblown sand on roadside of Salwa Road in area of Rawdat Ekdaim. Southern Qatar, February 26, 2016
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