Allan Hopkins:
Double-striped Thick-knee (Hesperoburhinus bistriatus vocifer)
Allan Hopkins:
Double-striped Thick-knee (Hesperoburhinus bistriatus vocifer)
Allan Hopkins:
Double-striped Thick-knee (Hesperoburhinus bistriatus vocifer)
Allan Hopkins:
Double-striped Thick-knee (Hesperoburhinus bistriatus vocifer)
Allan Hopkins:
Southern Spotted Thick-knee (Burhinus c. capensis)
Allan Hopkins:
Water Thick-knee (Burhinus vermiculatus)
Allan Hopkins:
Senegal Thick-knee (Burhinus senegalensis)
Allan Hopkins:
Senegal Thick-knee (Burhinus senegalensis)
Allan Hopkins:
Senegal Thick-knee (Burhinus senegalensis)
Allan Hopkins:
Senegal Thick-knee (Burhinus senegalensis) leucistic adult
Allan Hopkins:
Indian Thick-knee (Burhinus indicus)
Allan Hopkins:
Great Thick-knee (Esacus recurvirostris)
Allan Hopkins:
Eurasian Stone-Curlew (Burhinus oedicnemus)