Dinosaurs may have 'flashed' each other with their bottoms, newly discovered fossil shows
A reconstruction of a dinosaur's back passage reveals it may have been used for visual communication.
Jan. 22, 2021 • ~6 min
evolution dinosaurs paleontology social-communication paleolithic reconstruction
Spitting cobras may have evolved unique venom to defend from ancient humans
A toxin unique to spitting cobras means their venom causes more pain than other snakes.
Jan. 21, 2021 • ~7 min
evolution animals venomous-snakes
Starfish: rare fossil helps answer the mystery of how they evolved arms
New study sheds light on how the starfish evolved.
Jan. 20, 2021 • ~6 min
evolution fossils animals starfish
Parasites: what causes some species to evolve to exploit others
Even the most mutually-beneficial evolutionary relationship can turn sour.
Jan. 19, 2021 • ~7 min
evolution animal-behaviour parasites parasitism cleaner-fish
Vampire finches: how little birds in the Galápagos evolved to drink blood
Finches have evolved to feed off blood from red-footed and Nazca boobies – and we've seen it first-hand.
Jan. 15, 2021 • ~7 min
evolution birds natural-selection mutualism darwins-finches parasitism galapagos
What you need to know about the new COVID-19 variants
A biologist who studies the evolution of diseases explains what's different about the two new virus strains that have been found recently, and what that means for vaccine effectiveness.
Jan. 15, 2021 • ~7 min
evolution covid-19 coronavirus vaccines mutation
Vampire finches: how little birds in the Galápagos got a taste for big bird blood
Finches have evolved to feed off blood from red-footed and Nazca boobies – and we've seen it first-hand.
Jan. 15, 2021 • ~7 min
evolution birds natural-selection mutualism darwins-finches parasitism galapagos
Dire wolves went extinct 13,000 years ago but thanks to new genetic analysis their true story can now be told
Our research shows dire wolves lived in the tropics not the Arctic, and were not especially close relatives of the grey wolf.
Jan. 13, 2021 • ~6 min
evolution megafaunal-extinction wolves evolutionary-genetics extinct-species
Crocodiles today look the same as they did 200 million years ago – our study explains why
New research shows crocodiles have landed upon an equilibrium state of evolution.
Jan. 7, 2021 • ~6 min
evolution dinosaurs fossils animals crocodiles
A tropical fish evolved to endure rising temperatures – but it may not be fast enough to survive climate change
Species can evolve to tolerate higher temperatures – but there's a ceiling beyond which adaptation isn't possible.
Dec. 15, 2020 • ~5 min
evolution climate-change global-warming zebrafish tropical-fish climate-change-adaptation heatwave rising-temperatures
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