Response of animals

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Invertebrates - Songbirds - Nest predation and reproductive success

Response of animals to deer and squirrel

Deer and squirrel were both introduced to Haida Gwaii.

Deer have direct effects on the understory vegetation (Response of vegetation to deer)
Squirrel prey upon song bird eggs and nestlings

We analysed how:

We addressed three questions :

How does the abundance and diversity of understory and litter invertebrates vary with browsing history?
How does songbird abundance and diversity vary with browsing history ?
Do squirrel and deer interact to affect success in songbird nests?

Click on one of the links above to know more.

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