Examlex
What comprises the ocean crust?
Reptiles
Cold-blooded vertebrates featuring scales or scutes, including snakes, lizards, turtles, crocodiles, and birds.
Internal Fertilization
A mode of reproduction in which sperm fertilizes an egg within the female body.
Horny Scales
Hardened skin structures found in certain animals, like reptiles, for protection and water retention.
Jawless Fish
Fish species that belong to the superclass Agnatha, which lack true jaws, including lampreys and hagfish.
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