BIOL 1902 Lecture Notes - Lecture 3: Cardiac Glycoside, Photuris, Cantharidin
26 Feb 2016
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Eyespots always displayed to make animals look larger. Startle patterns can look like eyes, but they"re hidden until needed: e. g. Obvious eyespots e. g. , on wings of butterflies. Fake antennae & heads can serve as distraction or deflection structures. Five-lined skink: blue tail on a young the slightest touch causes the tail to disconnect from body; grow new tail overtime. Autotomy: when a body part is discarded, then grows back. Armadillo, narceus millipede, beetles, turtles, snails, click beetle. Red-eared slider turtles (non-native, expand in places where native species live) Blanding"s turtle (species in risk, not endangered) like a drawbridge, they can partly close shell: can roughly estimate age of turtle by rings on shell. Snapping turtle don"t hold by tail; pick them up by fingers from back of shell & hold away from you: they can"t defend themselves. Eastern tent caterpillar make silk tents don"t eat inside them. Birds usually don"t like eating hairy caterpillars.
