BIOL 1902 Lecture Notes - Lecture 22: Embryonic Diapause, Ovoviviparity, Songbird

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Walking sticks walking stick eggs end up underground but are not place there by the female. Baby walking sticks look like ants so they walk out of the colony just fine. Northern water and garter snakes hold their eggs inside internally until they hatch. The young that are born are not guarded. Dig a cavity under the rock and they wrap around them and guarded them. Female red - backed salamanders guards their eggs in moist rotten logs she suspends them in the log and then guards them until their hatch most salamanders go to the water but not red backs. Female wolf spiders carry their egg sac around stuck to their spinnerettes the babies are carried on the mothers back and guard them after they are hatched. Gestation period is 8 months and when baby is born they guard them for a year and feed them with milk total parental investment is 20 months.

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