Reptiles

Reptiles

Any of various cold-blooded, usually egg-laying vertebrates of the class Reptilia,that have an external covering of scales or horny plates and breathe by means of lungs.

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Beijing, China

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Reptiles

constrictor

Animals; Reptiles

A snake that kills its prey by grabbing the animal and throwing two or three coils around it. The force of constriction (squeezing) prevents the prey from breathing, and it usually dies within ...

costal grooves

Animals; Reptiles

A series of vertical grooves on the sides of salamanders, between the fore- and hindlimb.

cranial

Animals; Reptiles

Often referring to the top of the head (cranial crest).

crepuscular

Animals; Reptiles

Active during the evening and early morning hours.

crest

Animals; Reptiles

A crest is a formation on the top of a reptiles head. An example of a reptile with a crest is a mountain horned dragon or a basilisk.

A pattern of colors that makes an animal hard to see. It may be a pattern that is similar to the background on which the animal lives, or one that seems to break up the animal's outline (also called ...

cycling

Animals; Reptiles

The recurring reproductive phase, triggered by hormonal changes triggered by environmental cues. May occur on an annual basis, or a more or less frequent basis.