REPTILES

Reptiles are a  class of vertebrate animals with amniotes fitted with keratin epidermal scales. They were very abundant in the Mesozoic, time in which dinosaurs arose.

 According to the traditional taxonomy, reptiles are considered a class, but according to the systematic cladistics, they are a paraphyletic group, there fore without taxonomic value; instead, the use of the Sauropsida clade has been preferred because it is monophyletic.Imagen relacionadaImagen relacionada


WORDS THAT YOU DON´T UNDERSTAND:

FITTED:EQUIPADO.
EPIDERMAL:EPIDÉRMICO.
AROSE:SURGIÓ.
INSTEAD:EN LUGAR.
PREFERRED:PRIVILEGIADO



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