Unlike their parents, when cinereous mourner chicks hatch they usually grow bright orange feathers making themselves look like toxic hairy caterpillars — and it’s not because they were adopted.
In a dog-eat-dog world like the Amazon rainforest, these tiny little creatures are basically easy picking for predators. They can’t run, they can’t hide, and they can’t fly.
Get the scientific scoop here: http://phys.org/news/2014-12-amazonian-bird-chicks-mimic-poisonous.html Photo credit: Credit: Santiago David-Rivera