To see off piranha this fish has strong armour
The Economist - Wed 16 Oct 19The mighty pirarucu’s super-tough scales
What gives a three-meter-long Amazonian fish some of the toughest scales on Earth
Phys.org - Wed 16 Oct 19Arapaima gigas is a big fish in a bigger river full of piranhas, but that doesn't mean it's an easy meal. The freshwater giant has evolved armor-like scales that can deform, but do not tear ...
What gives a 3-meter-long Amazonian fish some of the toughest scales on Earth, ScienceDaily - Wed 16 Oct 19Amazon fish's 'bulletproof vest' is piranha protection
FOXNews - Thu 17 Oct 19A fish in the Amazon River basin has developed a "bulletproof vest" to protect itself from piranhas' nasty bite.
Amazon fish wears nature's 'bullet-proof vest' to thwart piranhas
Reuters - Wed 16 Oct 19One of the world's largest freshwater fish is protected by the natural equivalent of a "bullet-proof vest," helping it thrive in the dangerous waters of the Amazon River basin with flexible ...
Secret of super-tough scales of giant Amazonian fish uncovered
Chemistry World - Wed 16 Oct 19Spiral-staircase structure prevents the scales being penetrated by piranhas
Material scientists study scales that protect small Amazonian fish from piranhas
UPI - Wed 16 Oct 19In a newly published study, scientists uncovered the secrets of the scales that protect Arapaima gigas, a large Amazonian fish, from the powerful bites of piranhas.
What gives a 3-meter-long Amazonian fish some of the toughest scales on Earth
Eurekalert - Wed 16 Oct 19(Cell Press) Arapaima gigas is a big fish in a bigger river full of piranhas, but that doesn't mean it's an easy meal. It's evolved armor-like scales that deform, but don't tear or crack, when ...