Mediterranean sharks risk 'disappearing': conservationists

Sharks—the sea's top predators for millions of years—are at risk of disappearing from the Mediterranean as overfishing and plastic pollution choke populations of the endangered hunters, conservationists warned Friday.

An icy forecast for ringed seal populations

Arctic sea ice is now declining at a rate of 12.8 percent per decade - 2012 had the lowest amount of summer ice on record. The drastic change has numerous implications for Arctic ecosystems, from increased shipping - the ...

Moun­tain birds de­clin­ing in Europe

Population data for European mountain birds had been combined in a recent study, with worrying results: The abundance of mountain-specialist birds has declined by as much as 10 percent since 2000.

Study counts the high cost of infidelity for swift parrots

Scientists at ANU have found a chronic shortage of females in a critically endangered parrot species has led to love triangles, sneaky sex on the side, increased fighting between males and fewer babies.

Getting to the root of long-term tree swallow declines

Aerial insectivores—birds that hunt for insect prey on the wing—are declining across North America. Conserving vulnerable species such as these requires a good understanding of the factors impacting them at every stage ...

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