Alex Mustard / Draughtsboard Shark / Australian Swellshark (Cephaloscyllium laticeps) swims through a giant kelp forest (Macrocystis pyrifera). Like a pufferfish, this species of shark is able to rapidly swell with...
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Gerrit Vyn / Displaying adult male Magnificent Frigatebird (Fregata magnificens) with inflated gular sac. Dry Tortugas National Park, Florida, USA
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Thomas Marent / Cicada (Cicadidae) fully emerged from nymph skin, waiting for blood to inflate folded wings, Palmerston National Park, Australia