To thwart the birds that would happily eat them, jumping spiders of the species Synemosyna formica masquerade as ants, researchers from the University of Cincinnati reported at the Society for Integrative and Comparative Biology conference in January.
From above, the spiders appear to have slim bodies with three segments, just like ants, which birds steer clear of to avoid nasty bites. Over the course of their lives, these spider copycats mimic two ant species, taking on the appearance of a bigger ant as they mature. And they don’t just look the part. By wiggling their front legs to imitate the motion of an ant’s antennae, they act it too.
In profile, the spiders’ curves...
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