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- Why are so many animals endangered? | AMNH
An animal is called endangered when there are so few of its kind left that it is in danger of becoming extinct — disappearing from the world forever There are many reasons that animals and plants can become endangered or die out altogether Since Earth began 4 5 billion years ago, it has been continually changing Most often, this change is
- Biodiversity Is More Than Just Counting Species | Scientific . . .
But the approach gradually expanded to include birds, sea life and soils It now contains records for 100,000 plant species There's also the And researchers around the world are working
- List of birds by flight speed - Wikipedia
This is a list of the fastest flying birds in the world A bird's velocity is necessarily variable; a hunting bird will reach much greater speeds while diving to catch prey than when flying horizontally The bird that can achieve the greatest airspeed is the peregrine falcon (Falco peregrinus), able to exceed 320 km h (200 mph) in its dives
- Angiosperm - New World Encyclopedia
Over 250,000 species of flowering plants have been described, within about 460 families The most diverse families of flowering plants, in order of number of species, are: Orchidaceae (Orchid family): 25,000 or more species; Asteraceae or Compositae (Daisy family): 20,000 species; Fabaceae or Leguminosae (Pea family): 17,000
- Worlds Oldest Fish Hooks Show Early Humans Fished Deep Sea
The site, first uncovered in 2005, also included bone points, shell beads, the remains of fish, turtles, pythons, rodents, bats and birds, and nearly 10,000 stone artifacts
- Doug Tallamy’s Impact: Caterpillars and Bird Diversity
Considering the high energy requirements of nestlings, the parent birds continuously forage for caterpillars to feed their hungry offspring To give you an idea, studies have found that a single pair of Carolina Chickadees, a common songbird species, can feed their nestlings with approximately 6,000 to 9,000 caterpillars during a breeding season
- Weirdest birds: meet 14 strange and weird wonders of the . . .
There are plenty of contenders for the weirdest birds, from the 'stinky' hoatzin to the strange-looking secretary bird Here are our favourites
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