Dictionary » R » Reptiles



1. (Science: zoology) An animal that crawls, or moves on its belly, as snakes, or by means of small, short legs, as lizards, and the like. An inadvertent step may crush the snail That crawls at evening in the public path; But he that has humanity, forewarned, Will tread aside, and let the reptile live. (Cowper)

2. (Science: zoology) One of the reptilia, or one of the amphibia.

The amphibians were formerly classed with reptilia, and are still popularly called reptiles, though much more closely allied to the fishes.

3. A groveling or very mean person.

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some clues from animal kingdom

... however, have no sex-determination system. Hermaphrodites include the common earthworm and certain species of snails. A few species of fish, reptiles, and insects reproduce by parthenogenesis and are female altogether. There are some reptiles, such as the boa constrictor and komodo dragon ...

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by surgeongirl
Wed Sep 11, 2013 6:44 pm
Forum: Evolution
Topic: Gender divison in two opposites is greatest mistake of manki
Replies: 22
Views: 5777

Book recommendation for exam

... Pisces : Scales, respiration, locomotion, migration. 14. Amphibia : Origin of tetrapods; parental care, paedomorphosis. 15. Reptilia : Origin of reptiles; skull types; status of Sphenodon and crocidiles. 16. Aves : Origin of birds; flight adaptation, migration. 17. Mammalia : Origin of mammals; ...

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by bertstare
Sun Oct 21, 2012 2:19 pm
Forum: Zoology Discussion
Topic: Book recommendation for exam
Replies: 3
Views: 4756

Re: Green mammals

... mutually exclusive: mammals may have lost their ability to create green pigmentations as a result of it not being an advantegeous trait for them. Reptiles and amphibians don't have green pigmentation either. All mammals, birds, reptiles, and amphibians produce the same two types of pigmentation, ...

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by biotag
Sat Sep 15, 2012 6:45 pm
Forum: Zoology Discussion
Topic: Green mammals
Replies: 11
Views: 11929

Re: Why are animals so quiet?

... question has also given me another new thought. Birds are more ancient than mammals, evolving more or less, away from their reptile cousins, but reptiles do not make much noise. Indeed snakes don't even hear high pitched sounds, only low reverberations. So did birds become birds because they ...

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by animartco
Sun Apr 08, 2012 1:22 pm
Forum: General Discussion
Topic: Why are animals so quiet?
Replies: 4
Views: 2236

Re: Clade v. Phylum

In the followink link: http://commons.wikimedia.org/wiki/File:Phylogenetic-Groups.svg.png you can see that: - Reptiles are a paraphiletic group since it excludes birds, which are known to have evolved from archosaurs (the order of reptiles to which crocodiles and dinosaurs ...

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by marquitosgm
Mon Mar 26, 2012 7:45 am
Forum: Evolution
Topic: Clade v. Phylum
Replies: 6
Views: 7179
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