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Snapping turtle
Snapping turtles (or snappers) are large, New World freshwater turtles of the family Chelydridae. Snapping turtles are noted for their powerful beak-like jaws and pugnacious disposition. They have a ... > more -
Arabidopsis
Arabidopsis (rockcress) is a genus in the family Brassicaceae. They are small flowering plants related to cabbage and mustard. This genus is of great interest since it contains Thale Cress ... > more -
Hadrosaurid
Hadrosaurids or duck-billed dinosaurs are members of the superfamily Hadrosauroidea, and include ornithopods such as Edmontosaurus and Parasaurolophus. They were common herbivores in the Upper ... > more -
Ecological niche
In ecology, a niche is a term describing the relational position of a species or population in an ecosystem. More formally, the niche includes how a population responds to the abundance of its ... > more
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