Nicholas Dulvyさんのイラストまとめ

@Drsharkbrain @lnkdee @YTPaleo @IUCNShark @SharkAdvocates @SFUResearch @saveourseas @EDGEofExistence Note the near absence of evolutionary distinct species in the Americas... As for birds and Primates, there seems to be and underwater 'Old World' vs. "New World' for sharks and rays!
#FlatSharkFriday #SharkScience
https://t.co/HHI55pYSsU

#deepwater Dwarf False Catshark turns up in Sri Lanka, prev. known only from Socotra, poss. Maldives & SW India
https://t.co/5wXrCV4Bgk

Did you know there are many freshwater rays
Quick Guide in @CurrentBiology @IUCNShark #flatsharkfriday