Read More:
Seahorse Fathers Take Reins in Childbirth
http://news.nationalgeographic.com/news/2002/06/0614_seahorse_recov.html
"It's true that male seahorses never play catch with their children or help them with their homework."

Female Penis, Male Vagina, and Their Correlated Evolution in a Cave Insect
http://www.eurekalert.org/jrnls/cell/pages/pdf/currentbiology/curbio11031_r.pdf
"Sex-specific elaborations are common in animals and have attracted the attention of many biologists, including Darwin."

In Sex-Reversed Cave Insects, Females Have The Penises
http://www.eurekalert.org/emb_releases/2014-04/cp-isc041014.php
"Researchers reporting in the Cell Press journal Current Biology on April 17 have discovered little-known cave insects with rather novel sex lives."

Charles Darwin & Evolution
http://darwin200.christs.cam.ac.uk/pages/index.php?page_id=d4
"In order to leave an evolutionary legacy survival is not enough. Individuals must also reproduce."

Sex-role reversal in vertebrates: behavioural and endocrinological accounts
http://academic.reed.edu/biology/courses/BIO342/2010_syllabus/2010_readings/Eens_Pinxten_2000.pdf
"Sex-role reversal occurs when females compete more intensely than males for access to mates."

Watch More:
5 Incredible Insect Superpowers!
http://testtube.com/dnews/dnews-442-insect-superpowers
Most Painful Place for Bee Stings
TestTube Wild Card
http://testtube.com/dnews/dnews-462-cool-sound-waves?utm_campaign=DNWC&utm_medium=DNews&utm_source=YT
Most Painful Place for Bee Stings
http://testtube.com/dnews/dnews-1003-bee-stings/

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