BIOL 1902 Lecture Notes - Lecture 1: Strigolactone, Cuterebra, Winnowing
5 Nov 2017
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Aggressive mimicry: use body to attract sth to come. E: alligator snapping turtle and angler fish use aggressive mimicry to attract prey. Birds : when hawks capture, they have strong toes equipped with talons (modified, really shapers and strong) Osprey have special feet for catching fish (fish is slippery) Scales on underside of toes = sharp projection for holding slippery fish. E: (hooded) merganser, (red-breasted) merganser, common merganser use their bills(teeth on bills ) to catch fish. River otter catch fish with their mouth too, modified teeth: canines. Fox also have canines, they are powered by the temporalis. Woodpeckers also use their tongue the hyoid horns (process or apparatus) extend the tongue. Spiders use their legs to prey, also praying mantid do. Wolves kill larger prey by slash and shock . Bird hawks (accipiter) kill with their talons , they kill birds. Many snakes swallow their prey while it is alive. Gray rat snakes and milk snakes are constrictors .
