Sunday, December 22, 2019

Genetic variation gives mussels a chance to adapt to climate change

Existing genetic variation in natural populations of Mediterranean mussels allows them to adapt to declining pH levels in seawater caused by carbon emissions. Biologists show that mussels raised in a low pH experimental environment grew smaller shells than those grown at normal pH levels, but the overall survival rate of mussels grown under both conditions was the same.

from Latest Science News -- ScienceDaily https://ift.tt/36SUo1s

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Scientists rediscover lost Megalodon fossils—and reveal a 79-foot giant

Several enormous Megalodon vertebrae thought to have been destroyed in 1989 were found sitting unnoticed on a museum shelf. Their analysis s...