antlers Barking Deer forest Incredible India India jungle Mangalore Muntiacus muntjak muntjac Pilikula angry animal animals danger defense Hystricidae karnataka krayker Porcupine quill risk rodent ruffled sharp spines eco nature wild wild animal zoo alligator croc Crocodylus palustris gator marsh crocodile predator agile beak bird birding eagle Look raptor Serpent Eagle Spilornis cheela stare aggressive ant arboreal bug closeup green insect macro nest-builders Oecophylla orange red reddish territorial Weaver Ant Colony Weaver Ant Nest calm cat feline fierce leopard mammal Panthera pardus power rest spotted stealth Bengal tiger Big Cat cats Felidae Panthera tigris Pilikula Nisarga Dhama stripes tiger Tigress