Warmer world weakens butterfly defenses against parasite infections—which have tripled since 2002

Higher temperatures may make monarch butterflies more vulnerable to parasites, according to new research from the University ...
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"It may sound freaky, but it can actually 'see' with its genitals"

It may sound freaky, but the Japanese yellow swallowtail butterfly can actually 'see' with its genitals. Twenty years ago, ...