african penguin's water glide

african penguin swimming waterproof feathers glistening black and white alertness curiosity motion natural habitat water agile graceful wildlife spheniscus demersus conservation aquatic life zoological animal behavior bird marine detailed texture ripples droplets birdwatching nature photography environmental education documentary exhibit biology ornithology ecosystem biodiversity portrait sea endangered species subject preservation closeup engaging charismatic educational resource feather detail outdoor reflective eye sanctuary reserve kingdom ecological study