BlogArena

General blog about anything and everything of everyday's life.

16. Jun 2019

August 6, 2013
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From obscurity to dominance: Tracking the rapid evolutionary rise of ray-finned fish

ANN ARBOR — Mass extinctions, like lotteries, result in a multitude of losers and a few lucky winners. This is the story of one of the winners, a small, shell-crushing predatory fish called Fouldenia, which first appears in the fossil … Continue reading

July 11, 2013
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UA Study: Evolution Too Slow to Keep Up With Climate Change

A study led by a UA ecologist has found that many species evolve too slowly to adapt to the rapid climate change expected in the next 100 years. Many vertebrate species would have to evolve about 10,000 times faster than … Continue reading

March 22, 2012
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Another Vertebrate Species Reported Extinct from the Hawaiian Islands

HONOLULU – A species of lizard is now extinct from the Hawaiian Islands, making it the latest native vertebrate species to become extirpated from this tropical archipelago. The copper striped blue-tailed skink (Emoia impar) — a sleek lizard with smooth, … Continue reading