The beaks are different depending on the food available on the island.
Mammals do; I'm in my science class
<span>Vasopressin, or the other name Anti Diuretic Hormone (ADH), has the action of causing the opposite (anti) of a diuretic. I.e., it causes the body to retain sodium, thus retaining water. This has many physiological effects, the majority of which focus around enabling the body to maintain homeostasis when water intake or hydration levels drop.</span>
They are also called "Land Plants" that are non-vascular!
Hope this helps!