RESOURCES
You can use this links for find the elemental information.
Read carefully and good luck.
http://www.nationalgeographic.com/
http://bioenciclopedia.com/oso-polar/
http://www.botanical-online.com/animales/cocodrilos.
http://bioenciclopedia.com/dragon-de-komodo/
http://espanol.earthsky.org/la-humanidad/por-que-no-se-debe-beber-agua-de-mar
http://savepangolins.org/what-is-a-pangolin/