Longevity Records:
Life Spans of Mammals, Birds, Amphibians, Reptiles, and Fish

References

Aegolius funereus (Boreal owl)

[60]	Hayward, G.D. and P.H. Hayward, 1993. Aegolius funereus, boreal owl, in The Birds of North America, A. Poole and F. Gill, Editors. Philadelphia: The American Ornithologist's Union & The Academy of Natural Science of Philadelphia. 2(63):14.

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