Bumblebees Have Learned to Read Simple Morse Code–an Ability Seen Only in Humans and Vertebrates

A new study is the first to show that an insect can differentiate between different durations of visual cues. In Morse code, a short duration flash or “dot” denotes a letter “E” and a long duration flash— or “dash”—means letter “T”. Until now, the ability to discriminate between “dot” and “dash” has been seen only […]
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