|
USA-CA-PASEDENA Κατάλογοι Εταιρεία
|
Εταιρικά Νέα :
- Swallows of the United States: Eight Swallows to Know
Swallows — members of the bird family Hirundinidae, which includes 86 species worldwide — are part of a broader category of birds called aerial insectivores, meaning they catch insects on the wing Swallows are small birds with slender, pointed wings and small beaks and feet They typically live in open habitats, often near water
- 50 billion birds live on Earth, new study finds – DW – 05 18 2021
50 billion birds live on Earth, new study finds 05 18 2021 May 18, 2021 According to the estimation, there are at least six times more birds on the planet than people
- Are Birds And Insects Closely Related Groups Of Organisms
Birds are classified within the theropod group of dinosaurs, including well-known species like T rex, with Archaeopteryx representing a key link as a bird-like dinosaur from the Late Jurassic period Birds and crocodiles share a common ancestor that existed approximately 240 million years ago, demonstrating a deep evolutionary connection
- Birds are very useful indicators for other kinds of biodiversity
There are enough bird species to show meaningful patterns, but not so many as to make field identification a significant challenge There are currently just over 11,000 recognised living bird species, the vast majority of which can be identified in the field with relative ease through observation alone
- The Tragedy of the Most Hated Bird in America — STORAGE ROOM . . .
Pigeons and doves are members of the Columbidae family of birds, a group that includes over 300 species So while we might call the bird we see on the streets a pigeon, it’s important to remember that there are also wood pigeons, imperial pigeons, laurel pigeons, and a myriad of others that share the name
- State of the World’s Birds (2022) - BirdLife International
The data paint a deeply concerning picture – nearly half of all bird species are in decline, with more than one in eight at risk of extinction The pressures causing these declines are well understood, and the vast majority are driven by human actions The challenges to conservation are escalating, and time is running out
- Birds of prey facts and conservation status - IFAW
With over 560 species to monitor, protecting birds of prey is a difficult job Discover more about these apex predators why we need to help protect them
|
|