These jellyfish aren't just drifters
Geelong, Australia (SPX) Jan 26, 2015 - Jellyfish might look like mere drifters, but some of them have a remarkable ability to detect the direction of ocean currents and to swim strongly against them, according to new evidence in free-ranging barrel-jellyfish reported in the Cell Press journal Current Biology. "Detecting ocean currents without fixed visual reference points is thought to be close to impossible and is not seen, fo ... more
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