This is the 93-year-old Xerces blue butterfly specimen that researchers collected tissue samples from for this study. Field Museum The Xerces blue butterfly has the dubious distinction of being the ...
The Fender’s blue butterfly has fluttered away from the brink of extinction. The species, once so rare it was thought to be extinct, is no longer considered endangered, according to a January 11 news ...
The Atlas blue butterfly (Polyommatus atlantica), which is native to Morocco and Algeria, is estimated to have about seven times as many chromosomes as most other butterflies and nearly 10 times as ...
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