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Cartoon of Dr. Universe at a microscope
Dear Dr. Universe: What is venom?
December 21, 2018

A lot of different animals, like wasps, spiders, snakes, jellyfish, and scorpions, make venom. Animals like the cone snail, the blue-ringed octopus, and centipedes do, too.

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Climate change affects breeding birds
December 19, 2018

Wild house finches are breeding earlier as temperatures get warmer. These results aren’t necessarily problematic and might result in a longer breeding season and more offspring.