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Cnidarians have specialized stinging cells called cnidocytes
Reindeer antlers grow again each year under a layer of fur called velvet. This reindeer is losing th
Persian leopard (Panthera pardus ciscaucasica), also called Caucasian leopard
Photograph of the flea that transmits Yersinia pestis to cause bubonic plague, called the oriental r
Some ignition coils are electrically connected, called married (top figure), whereas others use ...
Using a vacuum hose and a grounded test light to ground one cylinder at a time on a DIS. This works ...