Sea otters use stones and rocks to break open abalone shells in order to eat the flesh inside. a young sea otter observes other sea otters break open shells and thus learns how to perform this task. what type of learning did the young sea otter use to be able to perform this task?

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population.b) the separated population is small, and genetic drift occurs.c) the isolated population is exposed to different selection pressures than the ancestral population.d) different mutations begin to distinguish the gene pools of the separated populations.e) gene flow between the two populations is extensive.