North Atlantic right whales’ habits in Cape Cod Bay have shifted significantly over the past 20 years, as the critically endangered population spends more time in the bay because of climate change, according to new research.
Following a major heat wave that damaged the seagrass meadows of Shark Bay, Australia, researchers modeled how a lack of tiger sharks would affect the ecosystem.
Destructive and unsustainable fishing has caused a crash in shark numbers across many of the world's coral reefs, upsetting the ecological balance of the critical marine ecosystems, a major study has found.
