Orca

Caithness Orca Watch week

WDC is once again participating in the annual Caithness Orca Watch week off the north coast of Scotland. Organised by the SeaWatch Foundation, the event is now in its 6th year and yesterday got off to a cracking start.

Are orcas responsible for great white shark deaths in South Africa?

Scientists in South Africa have been examining the bodies of three great white sharks that have washed up off the coast of Gansbaai on the western Cape.

The sharks, up to 5m long, had their oil-rich livers missing, with the most likely explanation that they were probably preyed on by orcas.

Mystery of orca menopause revealed in new report

Theories around why female orcas, like humans, go through the menopause have now been confirmed, after the release of a report detailing years of study led by Prof Darren Croft from the University of Exeter.

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