Emma Kast, University of Cambridge; Jeremy McCormack, Goethe University Frankfurt am Main, and Sora Kim, University of California, Merced
Megalodon, the world’s largest known shark species, swam the oceans long before humans existed. Its teeth are all that’s left, and they tell a story of an apex predator that vanished.
As authorities grapple with the best way to respond to the tragedy, it’s worth remembering all shark mitigation measures come with both merits and drawbacks – and none is a silver bullet.
The Liopleurodon was a pliosaur of the Jurassic period.
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Looking a bit like enlarged woodlice, ancient trilobites crawled along the seabed and had an exoskeleton made of calcite — nature’s version of a suit of armour.
Won’t you be my neighbor?
Dennis Fast/ VWPics/Universal Images Group via Getty Images
For the first time in the US, a ballot measure will ask voters whether to restore wolves to a place where they’ve been eradicated. Coloradans have strong views on both sides.
Are cats really to blame for the worldwide loss of biodiversity?
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Framing cats as responsible for declines in biodiversity is based on faulty scientific logic and fails to account for the real culprit – human activity.
Rewilding is gaining popularity around the world, as a means to restore ecosystems to their ancient state. But just like Vegemite, Australian rewilding projects need to have a unique flavour.
Warning sign at a Cape Cod beach.
Carlos García-Quijano
The return of white sharks to Cape Cod, Massachusetts was a tourism success story – until a shark killed a swimmer. Can the Cape’s residents and visitors learn to share the ocean with these apex predators?
Livestock guardian dog breeds, such as Maremma, are often raised with and trained to consider themselves part of a livestock herd and so protect their herd from threats.
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Marine mammals are often referred to as sentinels of the ocean and research on whales and dolphins in particular contributes important knowledge about the health of our seas.
Dingoes can help manage devastating red fox and feral cat numbers, but only if we let enough of them live in key areas.
Bobby Tamayo
Marine Biologist, South African National Parks (SANParks); Honorary Research Associate, South African Institute for Aquatic Biodiversity (SAIAB), South African Institute for Aquatic Biodiversity