Mammals of
章节目录
共 36 段- Below the Arctic-alpine the Hudsonian Life-zone stretches th
- [Illustration: FIG. 16. Canadian Life-zone forest on Mount R
- Our knowledge and understanding of the distribution and hist
- The greater part of the southward moving forms found refuge
- Timofeef-Ressovsky (1932, 1940) advances the theory of harmo
- One would expect the weasels from extreme northeastern Washi
- The descent of the Wisconsin ice in eastern Washington force
- The San Juan Islands of northern Puget Sound were thoroughly
- The present range of _brunnescens_ in Oregon indicates that
- Genus =Reithrodontomys= Giglioli--American harvest mice
- Shrews have tiny eyes, almost concealed in the fur. The body
- The food of the mountain water shrew includes snails, leeche
- _Type._--Obtained 5 miles south of Twining, Taos County, New
- Pallid bat
- _Description._--The marten is slightly smaller and slimmer t
- The weasel has been accused of killing birds and doubtless d
- The otters at Blakely Island fed on a great variety of food.
- _Mephitis foetulenta_ Elliot, Field Columb. Mus., Publ. 32,
- The early settlers found wolves to be common and a serious p
- =Phoca vitulina richardii= (Gray)
- _Distribution._--The higher Cascade Mountains. Marginal reco
- Although the Olympic marmot belongs to the hoary marmot grou
- Aestivation and hibernation of the ground squirrels in the l
- The Douglas squirrel resembles the red squirrel in size and
- _Description._--The pocket gopher is a fossorial animal, bei
- _Racial characters._--A large, dark form; rich hazel in colo
- In Washington _Peromyscus_ may be separated from other naked
- Heather voles are alpine animals, seldom occurring below the
- _Arvicola townsendii_ Bachman, Jour. Acad. Nat. Sci. Philade
- Burrows of muskrats always have entrances under water. Usual
- While encamped near Sherman Creek Pass in the Kettle River M
- _Distribution._--Only a small part of the range of this rabb
- There is geographic variation as well as great individual va
- _Description._--A small porpoise, about 6 feet in length, wi
- 1906. Flora of the state of Washington. Cont. U. S. Nat. Her
- Martes,