BIOL 2903 Lecture Notes - Lecture 5: Boreal Chickadee, Jack Pine, Snowshoe Hare
8 May 2016
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Document Summary
Beavers build dams to stop running waters, to eat in safety safe access to recourses to have water deep enough to not freeze to the bottom. Beaver ponds increase the biodiversity of any region especially the boreal forest. Western boreal forest the driest and warmest part of the boreal b/c of hot winds and very little precipitation. The elevation are not very high (350 in als) Some of the rocks are 2 billion years old. Black spruce and jack pine dominant trees. Balsum fur are flat needles jack pine needles are longer and bunch or cluster and have two needles spruce needles separate on stem. Typical boreal birds such as spruce grouse (like jack pine and black spruce. As well birds that need forest for nesting and food such as: boreal chickadee, yellow bellied flycatcher. Also a few prairie birds such as black billed magpies. Typical bf mammals such as snowshoe hare are found in the western boreal.
