Deep-sea white anglerfish show a very pronounced sexual dimorphism. With dwarfish males that are fifteen to thirty times as numerous as the females,their first difficulty is in finding the rare females in the expanses of the deep. Once the males attach onto the female, their only role is to transfer sperm and eventually dissolve.

This post is posted on Wednesday 26 December 2012.
Currently has 360 notes
Tagged as: biology bioluminesense deep sea ecology marine biology nature ocean science sea sea animal underwater wildlife toppost deepsea
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