crane bird eggs nest enclosure fence adult ground feeding and inspecting two eggs on sandy earth, long legs and curved beak in captive aviary setting with mesh and natural background

crane bird eggs nest enclosure fence adult ground feather beak leg longlegs parent incubation eggshell brood protection habitat aviary captive mesh sandy earth profile portrait closeup wildlife nature species caring feeding chick hatch newborn reproductive zoology ornithology animal fauna outdoors natural conservation sitting solitary monitoring caretaking rural