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When stressed—while fighting, for example—the skin just behind the lizard's eyes may turn black independently from the rest of the animal's coloration, forming "postocular spots". A lack in one of the pigment genes causes color exceptions. These color mutations are also called phases. The rare blue-phased green anole lacks xanthophores ...
The San Diego Zoo also operates the San Diego Zoo Safari Park (formerly the San Diego Wild Animal Park), a nearly 2000-acre park located 30 miles northeast of the Zoo near Escondido, which features animals in more expansive, open areas than the zoo's urban 100 acres can provide. Exhibits are themed mainly around Asia, Africa, and Australia ...
[9] [50] The San Diego Wild Animal Park (later renamed the San Diego Zoo Wild Animal Park) opened to the public May 10, 1972, receiving 3,000 visitors on its first day. [9] [50] As with the San Diego Zoo, admission to the Wild Animal Park was free to Zoological Society members and to children 15 years and younger. [9]
Unlike other species, turacos owe their color to a copper-based pigment called turacoverdin. The common grackle and many shimmering hummingbirds display iridescence like the way a prism splits ...
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Usage of collective nouns Notes Further reading External links Generic terms The terms in this table apply to many ...
In this list of birds by common name 11,278 extant and recently extinct (since 1500) bird species are recognised. [1] Species marked with a "†" are extinct.
Squamata is the largest order of reptiles, comprising lizards, snakes and amphisbaenians (worm lizards), which are collectively known as squamates or scaled reptiles. With over 10,000 species, [15] Approximate world distribution of snakes. Suborder Anguimorpha. Family Anguidae [16]
The filtering of food items is assisted by hairy structures called lamellae, which line the mandibles, and the large, rough-surfaced tongue. The pink or reddish color of flamingos comes from carotenoids in their diet of animal and plant plankton. American flamingos are a brighter red color because of the beta carotene availability in their food ...