These juiced up marine creatures don't even need thumbs (or spines) to throw down.
This crab is about to thrash some explorers who showed up on his island. Get back in the skiff, back to your vessel and move along.
Source: New England Aquarium Phoenix Islands Expedition / via: pipa.neaq.org
If you are foolish enough to cross the path of Rockie the rockhopper penguin, just be absolutely sure you aren't wearing green crocs... uh oh.
Source: New England Aquarium Global Explorers Blog / via: explorers.neaq.org
A rare glimpse at Helfrich's dartfish. Rare because the carnage that usually follows an encounter like this rarely leaves survivors to tell the tale.
Source: New England Aquarium Fiji Expedition / via: explorers.neaq.org
Do not mess with this cownose ray. It will demolish you and tapdance on your huddled weeping remains.
Source: New England Aquarium Facebook Page / via: facebook.com
