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.
Drone footage taken by researchers from WWF studying narwhals in north-eastern Canada has revealed how the whales use their unique tusks to hunt for fish.
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.
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.
In the first few days of 2016 came the depressing news that a female orca had been found washed ashore dead on the Hebridean island of Tiree off the west coast of Scotland.
Rare footage of a blue whale hoovering up a ball of krill has been taken in the Southern Ocean off the coast of New Zealand. Researchers from the Hatfield Marine Science Center at Oregon State University recorded the whale twisting its body to lunge feed on the tiny prey.
A researcher taking part in aerial surveys around Cape Cod Bay has captured a very unusual photograph of three rare whales together.
While two of the species, a North Atlantic right whale and sei whale, are found in these waters, the third member of the image, a bowhead whale, is not usually seen in the area. It is probably the first time all three species have been recorded in a photo together.
Researchers in Australia have revealed new findings that show how Indo-Pacific bottlenose dolphins have learnt to eat large octopuses, an extremely rewarding but potentially lethal prey.