Skip to content

Dr Tom Montgomery

@DrTOMontgomery · view on X ↗

Marine biologist and conservationist, specializing in marine mammals. I write about rare & endangered species, science and nature.

16.9K followers
1 thread on ThreadOut

Unrolled threads

Every thread by Dr Tom Montgomery that readers unrolled on ThreadOut.

Dec 28, 2025
🌍 Sweden has declared the Snowy Owl nationally extinct after a decade with no nesting or breeding. But it's not only in Sweden: Snowy Owls have declined by ~30 % across their range in just 25–30 ye...
SummarySweden has declared the Snowy Owl nationally extinct after a decade without nesting, reflecting a broader 30% population decline across the species' global range over 25-30 years. Rapid Arctic warming is disrupting prey cycles and habitat, making this decline a serious ecological warning.2 tweets1 min read