While it is difficult to be certain that the greater horseshoe bat has better hearing than other bats, its echolocation system is one of the few studied in detail and it is undoubtedly impressive. But many other bats have incredibly keen hearing, too, and it is possible that the real record-holder has yet to be discovered.
Stickiest spitter
NAMEspitting spider Scytodes speciesLOCATIONworldwideABILITYsnaring and immobilising prey with sticky spit
© Robert Suter
The spitting spiders are most closely related to the venomous brown recluse spiders. Like the brown recluses, they have only six eyes (as opposed to eight) and relatively poor vision. But they make up for it with their snaring skills. Their main sense is touch and, as the spiders walk, their two front legs, which are longer than the other six, tap the ground ahead, feeling for something edible.
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