The dinosaurs were developed in the lands that emerged, as already mentioned. In the oceans, ichthyosaurs and plesionaries the ecological niches were distributed: the plesiosaurs maintained the general form of a terrestrial animal, but with its four legs turned into fins.
Wednesday, January 30, 2019
developed hairs
OK, but another group of vertebrates also developed hairs to keep body temperature constant. They were the pterosaurs, flying reptiles that should not be confused with the dinosaurs although they shared the same time Princess Hair. At the time when dinosaurs emerge, reptiles dominate the Earth.
The dinosaurs were developed in the lands that emerged, as already mentioned. In the oceans, ichthyosaurs and plesionaries the ecological niches were distributed: the plesiosaurs maintained the general form of a terrestrial animal, but with its four legs turned into fins.
The dinosaurs were developed in the lands that emerged, as already mentioned. In the oceans, ichthyosaurs and plesionaries the ecological niches were distributed: the plesiosaurs maintained the general form of a terrestrial animal, but with its four legs turned into fins.
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