Fiona Rogers / Eastern Black-and-white Colobus (Colobus guereza) clinging to the trunk of a small tree. Kakamega Forest South, Western Province, Kenya

Fiona Rogers / Southern or Sunda Pig-tailed macaque (Macaca nemestrina) female standing on a branch with her baby under her belly. Wild but used to being fed by local people. Gunung Leuser National Park, Sumatra, In...

Anup Shah / Eastern Black-and-white Colobus (Colobus guereza) clinging to the trunk of a small tree. Kakamega Forest South, Western Province, Kenya

Alex Mustard / Clinging jellyfish (Conionemus vertens) swimming in open water. The orange structures are reproductive organs. This species gets its name because it is able to cling to seagrass and algae. Browning Pa...

Jack Dykinga / Twisted roots of Bristlecone pine {Pinus aristata var. longaeva} cling to cliff edge at Rainbow Point, Bryce Canyon National Park, Utah, USA

Matthias Breiter / White Spruce (Picea glauca) covering a rise on the edge of a frozen lake Along the tundra-taiga ecotone isolated White Spruce cling on to live along lake shores, North America

Matthias Breiter / White Spruce (Picea glauca) covering a rise on the edge of a frozen lake Along the tundra-taiga ecotone isolated White Spruce cling on to live along lake shores, North America

Matthias Breiter / White Spruce (Picea glauca) covering a rise on the edge of a frozen lake Along the tundra-taiga ecotone isolated White Spruce cling on to live along lake shores, North America

Matthias Breiter / Lodgepole Pine (Larix laricina) standing on a rise on the edge of a frozen lake Along the tundra-taiga Ecotone, isolated stands of trees cling on to live along lake shores, North American Arctic

Matthias Breiter / White Spruce (Picea glauca) the evening sun illuminates a stand on the edge of a frozen lake Along the tundra-taiga ecotone, isolated White Spruce cling to life along lake shores, North America

Matthias Breiter / White Spruce (Picea glauca) the evening sun illuminates a stand on the edge of a frozen lake Along the tundra-taiga ecotone, isolated White Spruce cling to life along lake shores, North America

Mark Moffett / Canopy salamander, has a prehensile tail and extra sticky feet which help them cling to plants as they climb around in canopy tree tops, lowland rainforest, Peru