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  • Arctic Animals and their polar adaptations needed to survive
    Yet, the Arctic still has an abundance of unique life that has adapted to this environment and thrives in it Grizzly bears that slowly evolved into the iconic polar bear, intricate cycle of caribou antlers and more - we will be looking at a few of these adaptations that allow arctic animals to survive
  • FAO species catalogue Vol. 4. Sharks of the world. An . . .
    Within each family are given individual accounts of species, which include drawings, scientific and vernacular names, information on habitat, biology and fisheries, and a distribution map; for most families there is also a key to genera The work is fully indexed and there is ample reference to pertinent literature
  • White shark genome reveals ancient elasmobranch adaptations . . .
    All alignments were tested for evidence of selection using the branch-sites test in separate runs on the following lineages: separately on each of the three chondrichthyan species (elephant shark, whale shark, white shark), the elasmobranch lineage (branch leading to whale shark and white shark), and the ancestral chondrichthyan branch (branch
  • The new shark species emerging from the deep - BBC
    The saw-sharks had some interesting details: instead of the five gill slits most sharks possess, they had six – an evolutionary echo from much older shark species that lived millions of years ago
  • Aquatic Ecosystems - National Geographic
    Wetlands, rivers, lakes, and coastal estuaries are all aquatic ecosystems—critical elements of Earth’s dynamic processes and essential to human economies and health Wetlands connect land and
  • Shark facts and wildlife conservation - ZSL
    There can be a huge variation in the size of different shark species – the largest known shark alive today is the whale shark, which can grow up to 40 feet in length and weigh up to 4 5 tonnes At the other end of the spectrum is the dwarf lantern shark, which can fit in the palm of your hand
  • Grey reef sharks form long-lasting social groups - CNN
    The scientists surgically implanted transmitters in the sharks they caught, giving each shark its own unique code From there, the researchers went on to monitor the animals’ movements from 2011


















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