10 – Fawn spots - http://www.nativeanimalrescue.org/understanding-deer/ , http://www.the-whitetail-deer.com/whitetail-deer-fawns.html , https://en.wikipedia.org/wiki/Deer
9 – Dog chocolate - http://kb.rspca.org.au/why-is-chocolate-toxic-to-dogs-and-other-pets_476.html
8 – Bats - https://en.wikipedia.org/wiki/Bat , http://www.batworlds.com/types-of-bats/
7 – Adam's apples - https://en.wikipedia.org/wiki/Adam%27s_apple , http://kidshealth.org/en/kids/adams-apple.html , http://pbskids.org/itsmylife/body/puberty/article8.html
6 – Autism - http://kidshealth.org/en/kids/autism.html
5 – Hair grow - https://www.aad.org/public/kids/hair/how-hair-grows
4 – Bed bugs - http://www.webmd.com/skin-problems-and-treatments/guide/bedbugs-infestation
3 – Eye pop-out - https://en.wikipedia.org/wiki/Subluxation , http://www.discovery.com/tv-shows/mythbusters/mythbusters-database/sneezing-eyeballs-pop-out/ , http://www.nbcnews.com/health/body-odd/eye-popping-truth-about-why-we-close-our-eyes-when-f1C9321739
2 – Bird sleep - http://www.theatlantic.com/technology/archive/2013/12/why-birds-can-sleep-on-branches-and-not-fall-off/281969/
1 – Dangerous disease - http://www.medicaldaily.com/deadliest-diseases-3-worlds-most-terrifying-illnesses-and-you-thought-ebola-was-bad-305822