WFB 130 Study Guide - Midterm Guide: Pennaceous Feather, Common Tern, Northern Cardinal
27 May 2016
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Which of the following is not evidence to the contrary: warm blooded dinos incubated eggs, tail feathers sexual dimorphism suggests display (-2pts, cold blooded dinos incubated eggs (+2pts) d. New very old feathered fossils on non-flyers: the _____ is a critical development for avian powered flight, keeled sternum (+2pts, bill, uropygial gland, fused pelvis bones. I gave you a list of 9 characteristics that distinguish birds rom plants or mammals or other life forms. The first characteristic was vertebrate. name 5 more: endothermic (+1pt, pneumatic bones (+1pt, beak (no teeth) (+1pt, flight (-0. 5pts not necessarily!, +0. 5 pts) e. It also had scales (+0pts), teeth (no beak) (+1pt), a long tail (+1pt) and non-fused hands (+1pt) like a reptile. (-4pts, +4pts: 8pts: briefly explain three reasons why a bird might molt twice in a year. You must use all the following words in your description.
