qT=1&tQ=Shockingly, baby hoatzin birds have...&tC=claws on their wings.|no eyes.|fully developed wings.|orange feet.&cC=1&fB=The baby hoatzin has two fully functional claws on the tips of its wings, an unusual adaptation for its life in the trees. The claws not only help it to climb tree limbs, but they help it to climb out of the water.<br><br>The hoatzin makes its nest in arum and mangrove trees. If danger threatens, the chick dives off of the branches and escapes into the water. When it is safe to emerge, the extra claws help it to climb back into the trees. The claws dissappear when hoatzin chick is roughly three weeks old.