Migration - 2. 8 May 2012. Quick quiz. Wrybill has a uniquely ______ bill Wrybill winter in the __________ island Caribou migrate to _________in spring when calves are born Migration is a r_________ activity Migration involves p___________
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8 May 2012
Migration is the movement of a population to a new environment to better chances of survival, it occurs seasonally because it is routine and because it is genetically programmed within the organism
Migrate when they receive environmental stimulus (i)
Often use more than one
A = describe: M = explain using E = significance