13990784 - This endangered Florida manatee (Trichechus manatus latirostris) is just breaking the surface with its nostrils for a breath of air,much like the blowhole on a whale. They are almost invisible on the surface making them vulnerable to boating traffic. Three Sisters Spring in Crystal River,Florida,USA. The Florida Manatee is a subspecies of the West Indian Manatee,Crystal River,Florida,United States of America71228153 - A heron, probably an immature striated heron (Butorides striata) also known as mangrove heron, little heron or green-backed heron, standing on the corner of a pier-railing tries to make itself invisible by raising its beak to the sky, near Manaus, Amazona70441224 - Africa, Gabon, Mboka A Nzambe village, Bwiti ceremonies, Forest, the shaman Adumangana dances invoking the power of the invisible world70389099 - Seven-spotted ladybird Beetle, coccinella septempunctata hanging on an invisible thread The beetle is clinging to a very fine thread that is invisble to the camera lens70481980 - A Spider Web70481981 - A Spiderweb71047001 - Interior, Canterbury Cathedral, UNESCO World Heritage Site, Canterbury, Kent, England, United Kingdom, Europe