Wildlife experts fear the worst for a bird that has not been seen since November 2015.
Giant creatures like elephants are herbivores while top predators such as lions prefer the carnivore lifestyle. DNews explains why big usually means vegetarian in the animal kingdom.
Tyrannosaurus rex evolved from horse-sized scrappy dinos with relatively big brains and super sharp hearing.
With their expressive, bespectacled faces, near-360-degree views, and pitiless hunting ways, owls never fail to captivate.
A fossil stashed away in an Italian museum has given scientists a new appreciation for just how big a predatory, carnivorous dinosaur could get.
A rare Philippine eagle has been hatched in captivity, boosting the critically endangered giant bird's fight against extinction.
Many fish look misshapen, but there's a method behind the size madness: avoiding fitting into a predator’s mouth.
The distress call creates chaos and a chance to get away.
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