The whale was first spotted at Port Beach on Saturday, before it was hit by a boat at Fish Rocks. It's now stranded at Naval Memorial Park at Perth's Rockingham Foreshore.
Kept in captivity for more than half a century, an American orca died on Friday in Miam at the Miami Seaquarium as caregivers prepared to move her from the theme park in the near future.
The discovery of a whale carcass in Hong Kong waters on Monday sparked an outpouring of grief on social media, with many comments blaming the mammal's death on sightseers.
A windswept Arctic fox, a murmuration of birds facing a snowstorm in the Himalayas, and a man and a boy in a flooded living room are among the images recognized in this year's Prince Albert II of Monaco Foundation's Environmental Photography Award.
Footage of what appears to be a white whale swimming of the coast of Queensland could be famous white humpback Migaloo, whale experts say - or it could be another rare white whale.
Central Coast locals have sighted a blue whale, an experience so rare experts say only six others have been seen off the east coast of Australia in a century.
Humpback whales use sandy and shallow bays to exfoliate dead skin cells off themselves by rolling around in the sand, research from Griffith University suggests.
In 2011, researchers observed a previously unknown feeding strategy in whales, now called tread-water feeding or trap-feeding. It was thought to be a new technique developed by specific whale communities.
University of Hawaii Manoa researchers have identified extensive marine debris as a contributing factor to the death of a beached 17-metre-long sperm whale at Kauai's Lydgate Beach Park.
Port Lincoln locals, Henry Cordell and Bailey Fraser were paddle boarding in Lincoln National Park, South Australia when they spotted the playful creature.
Shark Watch SA released an alert this morning warning locals close to Dany Beach at Corny Point, Yorke Penisula, to avoid the area after the carcass drifted in.
The "enigmas of the deep" are hardly ever seen alive and spend most of their life "way out in the open ocean", feeding in deep water around ocean canyons and mounts.