Science

Why are whales so big?

A new report published by The Royal Society looks at the reasons behind how modern day whales evolved to be so much bigger than their ancestors.

Scientists examined the lengths of over 60 extinct baleen whales, based on measurements of their skulls, and compared these with 13 existing baleen whales.

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.

Wild dolphins are sicker than captive ones says study… by captivity theme park vet!

A study analysing the health of two wild dolphin populations claims that wild dolphins are exposed to more pollutants than those held captive in concrete tanks.

The study in the journal PLOS ONE, compared to two populations of captive dolphins in Georgia and California with two wild dolphin populations also in the US, in Florida and another in South Carolina.

Whales whisper to avoid attack

Most whales are known for their loud underwater calls that can reach across many miles of ocean, but scientists have revealed that newborn humpback whales and their mothers frequently whisper to each other as part of a defence mechanism against attack.

The study, by researchers from Denmark and Australia revealed unique, intimate forms of communication between mothers and calves thought to be used to avoid any potential predators like orcas from listening in, locating and then killing the calves

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