Age determination in the polar bear Ursus maritimus Phipps / by T.H. Manning.: CW69-1/5E-PDF
"Skull criteria are given for aging of Polar Bears up to six years, by which time they are considered fully grown. Most characters develop earlier in females than in males. Sexual maturity is probably reached by males early in their fourth year, and by females possibly early in their third. Weights of 13 bacula are given"--Abstract.
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| Department/Agency | Canada. Environment Canada. Canadian Wildlife Service. |
|---|---|
| Title | Age determination in the polar bear Ursus maritimus Phipps / by T.H. Manning. |
| Series title | Occasional paper ; no. 5 |
| Publication type | Series - View Master Record |
| Language | [English] |
| Format | Electronic |
| Electronic document | |
| Note(s) | Digitized edition from print [produced by Environment and Climate Change Canada]. First printing 1964. Includes bibliographical references. Includes abstract in French. |
| Publishing information | Ottawa : Environment Canada, Canadian Wildlife Service, c1973. |
| Author / Contributor | Manning, T. H. (Thomas Henry),1911- |
| Description | 12 p. : ill. |
| Catalogue number |
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| Subject terms | Wildlife Nature conservation Polar bears |
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