News tagged with killer whale

California water plan aims to save Puget Sound orcas

A plan to restore salmon runs on California's Sacramento River also could help revive killer whale populations 700 miles to the north in Puget Sound, as federal scientists struggle to protect endangered species in a complex ...

Jul 05, 2009
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Older killer whales make the best mothers

Killer whales (Orcinus orca) nearing the menopause may be more successful in rearing their young. New research published in BioMed Central's open access journal Frontiers in Zoology shows that estimated survival rates for cal ...

Feb 03, 2009
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