Desert lizard Arabian toad headed agama (Phrynocephalus arabicus) standing on rocks at hot afternoon in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Desert lizard Arabian toad headed agama (Phrynocephalus arabicus) standing on extended legs on sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Desert lizard Arabian toad headed agama (Phrynocephalus arabicus) standing on extended legs to limit contact with hot sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Desert lizard Arabian toad headed agama (Phrynocephalus arabicus) with fringes of long scales around the eyes to keep out sand grains in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Desert lizard Arabian toad headed agama (Phrynocephalus arabicus) on rocky plane in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Desert lizard Arabian toad headed agama (Phrynocephalus arabicus) with raised tail used for visual signals in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Frightened desert lizard Arabian toad headed agama (Phrynocephalus arabicus) changing coloration of its scales to grey and yellow in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Tracks of toad-headed agama lizard at the foot of a sand dune near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Desert lizard Arabian toad headed agama (Phrynocephalus arabicus) in Traina Sinkhole (karst depression) AOI 2 north-west of Khor Al Adaid. Southern Qatar, January 23, 2015
Camouflaged desert lizard Arabian toad headed agama (Phrynocephalus arabicus) in Traina Sinkhole (karst depression) AOI 2 north-west of Khor Al Adaid. Southern Qatar, January 23, 2015
Sand tracks of a big desert lizard in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Poop of a desert lizard with remains of plants in sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Desert lizard Eastern sandfish (skink, Chalcides mitranus, Scincus mitranus) in sand near dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Remains of Arabic newspaper in desert sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Desert lizard Eastern sandfish (skink, Chalcides mitranus, Scincus mitranus) in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Close up of a desert lizard Eastern sandfish (skink, Chalcides mitranus, Scincus mitranus) in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Desert rock carved by drifting sand (aeolian abrasion) in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Accumulation of drifting sand around bushy desert plants Cornulaca aucheri(?) in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Desert lizard Eastern sandfish (skink, Chalcides mitranus, Scincus mitranus) on rock near dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Fossilized sea urchin on desert plane in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Eolian sand from area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Taking nature picture of a desert plant in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Fossil sea urchins (echinoids, echinoderms) taken from desert in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 22, 2013
Effects of wind abrasion on desert rocks in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Two fossil sea urchins (echinoids, echinoderms) taken from desert in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 22, 2013
Grits of eolian sand from area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Fine-grained eolian sand on a crest of a sand dune in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Rounded and well sorted eolian sand on a crest of a sand dune in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Remains of a bedouin campfire with a rusty tin can on desert plane in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Sand blasted flint rocks in planes in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Rounded and fine-grained eolian sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Flint rocks carved by drifting sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Mixture of course and fine grained eolian sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Eroded flint stones by drifting sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Wind driven sand grains of two different sizes in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Flint stone with a wind carved hole on desert plain in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
View from a crest of an arc-shaped sand dune (barchan) in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Close up of rounded and fine-grained eolian sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Weather station with Nexgen anemometer and wind vane on desert plane in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Fossil sea urchin (echinoid, echinoderm) among flint stones on desert plane in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Placing a pitfall trap (trapping pit) at the foot of sand dune in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Violet flint rocks carved by drifting sand (sandblasted) in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Fine-grained eolian sand moving on a layer of course grained sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Desert plant Zygophyllum qatarense in sand near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Desert plant of aster family with yellow flowers Pulicaria undulata (Kootkaat, Rabool, Rabl, Rabd, Ghobbeira, Ghobbayra-a, Shaay gabali) in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Wind carved flint rocks (aeolian abrasion) in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Frightened blue head desert lizard Yellow-spotted Agama (Trapelus flavimaculatus). Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
Blue head lizard Yellow-spotted Agama (Trapelus flavimaculatus) on sand. Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
Desert plant Zygophyllum qatarense near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Close up of desert plant Zygophyllum qatarense near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Sand-blast type of wind abrasion at the foot of a sand dune near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Flower buds of desert plant Zygophyllum qatarense near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Aeolian abrasion of limestone rocks (carved by drifting sand) at the foot of a sand dune near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Flat rocks wind-carved by drifting sand near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Placing pitfall traps in sand at the foot of a barchan dune near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Brownish plant Cornulaca aucheri(?) (local name thalj) at the foot of a sand dune near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Desert plant with yellow flowers Pulicaria undulata (Kootkaat, Rabool, Rabl, Rabd, Ghobbeira, Ghobbayra-a, Shaay gabali) near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Bedouin camping place with rusty cans near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Effects of wind abrasion on limestone rocks near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
Measuring a burrow of dhub (spiny-tailed agama) with a ruler in desert. Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Searching entrance holes of burrows of dhub (spiny-tailed agama) in desert. Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Yellow flower of Arabian Primrose (Arnebia hispidissima) in desert. Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Yellow flowers of Arabian Primrose (Arnebia hispidissima) in desert on hills of Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
Snake-tailed fringe-toed lizard (Acanthodactylus opheodurus) caught in desert. Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Sunning dhub (spiny-tailed agama, Egyptian spiny-tailed lizard, dhab, mastigure, Uromastyx aegyptia) near its burrows whose roasted tail is considered a delicacy. Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Cluster of yellow spring flowers of Arabian Primrose (Arnebia hispidissima, local name Hasheshat al arneb) in desert on hills of Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
Baluch ground gecko Bunopus tuberculatus (Baiuch Rock Gecko, a lizard) found under a stone in desert. Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
Looking inside a burrow of dhub (spiny-tailed agama) with flashlight. Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Poop of dhub (spiny-tailed agama) containing plant seeds and remains of grass. Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
A camel in desert near Mesayeed, south-west from Doha, view from a window of a car. Qatar, March 2, 2012
Small yellow flower of Arabian Primrose (Arnebia hispidissima). Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Head of snake-tailed fringe-toed lizard (Acanthodactylus opheodurus). Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Bone set of a camel in desert. Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
Taking pictures of desert in Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
Dandelion like seed head in desert. Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Skull and bones of camels in desert. Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Small brown grasshopper in desert. Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Sunning dhub (spiny-tailed agama, Egyptian spiny-tailed lizard, dhab, mastigure, Uromastyx aegyptia) in desert in industrial zone of Ras Laffan, north from Doha. Qatar, March 23, 2013
Sun bathing dhub (spiny-tailed agama, Egyptian spiny-tailed lizard, dhab, mastigure, Uromastyx aegyptia) in undeveloped desert in industrial zone of Ras Laffan, north from Doha. Qatar, March 23, 2013
Qatar Natural History Group in desert. Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
Small brown camouflaged grasshopper in desert. Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Seedling of a desert plant Zygophyllum qatarense. Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
Senna italica (Cassia) plant in desert of Harrarah, 40 miles south-west from Doha. Qatar, March 2, 2012
Qatar Natural History Group walking in desert. Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
Al Udeid Air Base (Abu Nahlah Airport) near Mesayeed, south-west from Doha, view from a window of a car. Qatar, March 19, 2013
Blooming Filago desertorum (local name quTeyna) in desert of Harrarah, 40 miles south-west from Doha. Qatar, March 2, 2012
Blooming bush of desert thorn Lycium shawii. Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Striped Hawkmoth caterpillar (Hyles livornica) in desert. Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
Desert species of morning glory (Convolvulus cephalopodus). Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Scarlet pea (Indigofera intricata, local name Hameira) in desert. Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Camouflaged ground mantis (Eremiaphila baueri) in desert. Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Tiny green caterpillar on blooming grass in desert. Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Qatar Natural History Group discovered some small critter in desert. Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
Ants feeding on Senna italica (Cassia) plant in desert of Harrarah, 40 miles south-west from Doha. Qatar, March 2, 2012
Desert grass Panicum turgidum Forssk. (local name Thummam). Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Desert species of plantain (Plantago ciliata, local name Rablah). Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Herniaria hemistemon (local name Ghebayra) with tiny leaves in desert of Harrarah, 40 miles south-west from Doha. Qatar, March 2, 2012
Purple flower of Monsonia heliotropioides (geranium family) in desert. Harrarah, 40 miles south-west from Doha, Qatar, March 12, 2010
Flowers of Launaea mucronata (local name Huwa ghazal) in desert of Harrarah, 40 miles south-west from Doha. Qatar, March 2, 2012
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