Mechanism to seal joint prevents depressurizationspiders
The legs of spiders are protected from depressurization when damaged via a joint sealing mechanism.
Mousebirds are able to perch without energy use thanks to an anatomical locking device.
Rolling locomotion used for hilly terrainMount Lyell salamander
The body of the Mount Lyell salamander is protected from impacts by acting rubbery.
Pouch stores seedClark's nutcracker
The throat of the Clark's nutcracker can temporarily store up to 150 small seeds thanks to an expandable pouch.
Rolling locomotion aids escapemother-of-pearl moth caterpillar
The body of the mother-of-pearl moth caterpillar escapes predators by anchoring its tail, recoiling, and rolling backwards.
Paws have non-slip grippolar bears
The paws of polar bears grip ice well due to the rough surface of their pads.
Design features aid efficient attachmentlice
Lice adhere to their hosts' skin using strong claws and flat bodies.
Folding allows compact shapehornbeam
Leaves of hornbeam and beech leaves are protected inside buds by compact folding.
Upper Riccarton Community and School LibraryWarren and Mahoney Limited
Building actively and passively adapts to changing conditions.
Mound facilitates gas exchangemound-building termites
The structure of above-ground macrotermite mounds facilitates gas exchange in the below-ground nest using internal air currents driven by solar heat.
Fungus provides UV protectionlichens
The algal element of lichens is protected from UV radiation by a fungal skin.