Horseshoe crabs hold the world record for surviving the longest without any significant changes to their body structure. Virtually unchanged for more than 450 million years, they've earned the ...
the red crabs of Christmas Island theyve spent the dry season Sheltering in damp Burrows beneath the leaf litter crabs breathe through gills that must be kept moist so it's only with the return of the ...
Catch the episodes every Friday at 9:35 PM on GMA Network. #AmazingEarthGMA #AmazingEarthYear6 This video Amazing Earth: Super sulfur crabs, masters of the toxic depths! was originally published in ...