What mysteries about birds remain to be solved?

Apr 6, 2016 ... They bills would be considered stronger than their bones. Check out this picture. You can see how hollow the bones are, which makes the bird lighter - and ... Every native plant is great for bird populations, because native plants offer the best food and habitats for wildlife (especially compared to lawns or non- ... Mar 15, 2017 ... Hermit Thrush Under Feeders. Snowy days always bring more birds in a larger variety to the yard. The most unusual and puzzling bird I saw under ... Jesus compares the Kingdom of Heaven to a mustard seed, which is very small. However, it can grow into a large tree, providing shelter for birds. Nov 25, 2005 ... There are loads of Black Kites (especially in the cities) and the TMS commentators occasionally refer to Kites (and Mynahs). Jan 1, 2025 ... Pilots see bird strikes, which occur when a bird collides with a plane's engine, cockpit window, or nose, every day in the United States. Birds are important members of many ecosystems. They play a vital role in controlling pests, acting as pollinators, and maintaining island ecology. In addition, ... What are birds' predators? Humans, cats, chipmunks, other birds, snakes, frogs, dogs, deer, coyotes, and many more. Sep 19, 2019 ... They are feeding on seeds, small insects such as ants, perhaps stones that they swallow to their crop to grind their food. Generally, it is a ... Dec 25, 2017 ... The CALLING BIRDS of day 4 are the most intersting to me as the original said 'colly birds' and subsequent variants said the birds were 'canary' ...