Humans and their Environments
Animals and their physical environment: beaver, Castor canadiensis
Lecture 1620 Oct 2022
course home page PDF Files related to this lecture:
150-year-old map reveals that beaver dams can last centuries | Science:AAAS | News.pdf
Beaver ponds boost mercury levels downstream | Science:AAAS | News.pdf
Svendson Castor Glands 1978.pdf
Reversing Course on Beavers - The New York Times.pdf

1   beaver and house

2   beaver house

3   house construction

4   house insulation

5   abandoned beaver house

6   abandoned beaver dam

7   healthy beaver dam

8   breached beaver dam

9   collapsed pond ice

10   abandoned beaver pond

11   old dam and beaver meadow

12   beaver meadow

13   Conibear trap

14   beaver skins

15   body heat

16   beaver tail

17   beaver tail

18   frostbite

19   webbed feet

20   beaver teeth

21   incisors

22   incisor beveling

23   molars

24   cutting trees

25   tree harvest by beaver

26   bark eating

27   peeling small branches

28   just too much

29   beaver and conifers

30   beaver and conifers

31   beaver and water lilies

32   beaver trapping through ice

33   leg-hold trap

34   skinning beaver

35   trapping with castor

36   drowning sets

37   a beaver family

38  

39   collateral damage
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