Bird diseases that can be contracted by humans include psittacosis, salmonellosis, campylobacteriosis, Newcastle's disease, mycobacteriosis (avian tuberculosis), avian influenza, giardiasis, and cryptosporidiosis.
The avian (bird) skeleton is highly adapted to these animals' capacity for flight.
The sperm is stored in the female's cloaca for anywhere from a week to a year, depending on the species of bird.
Monogenic parasites complete the whole life cycle in one host, such as with Entamoeba histolytica.
When the mate dies, there is often a re-mating of the surviving bird.
The estimated number of living bird species is often put around ten thousand, but ranges from 8,800–10,200.
A hummingbird must feed almost constantly during the day, whereas an emperor penguin goes more than two months without feeding while incubating the couple's egg.
Striking differences in feather patterns and colors are part of the sexual dimorphism of many bird species and are particularly important in selection of mating pairs.
About eighty percent of bird species maintain higher temperature than all but 10% of mammal species.
The most birdlike dinosaurs occurred in the Cretaceous period, well after Archeopteryx disappeared.
Hundreds of academic journals and thousands of scientists are devoted to bird research, while amateur enthusiasts (called birdwatchers or birders) probably number in the millions.
Evidence has been accumulated that the modern bird orders constitute accurate taxa.
The passenger pigeon was perhaps the most common bird in the world, with an estimated five billion in the United States.
CITES, an international agreement adopted in 1963, has considerably reduced trafficking in the bird species it protects.
I Know Why the Caged Bird Sings is a 1969 autobiography about the early years of American writer and poet Maya Angelou. The first in a seven-volume series, it is a coming-of-age story that illustrates how strength of character and a love of literature can help overcome racism and trauma.
Autobiography, Coming-of-Age, Literary Fiction. First, some background. Angelou wrote I Know Why the Caged Bird Sings on a dare from her editor, Robert Loomis. He said it would be impossible to write an autobiography that was also literature.
Themes are the most significant underlying points of a story. I Know Why the Caged Bird Sings, an autobiographical account of Maya Angelou's childhood, describes her life through the themes of racism, self-acceptance, and belonging.Jul 3, 2017
Much like Paul Dunbar's poem, "Sympathy," in which he writes, "I know why the caged bird sings," Maya Angelou continues this motif of the caged bird who sings in order to keep his spirit alive. ... The overall tone of the poem is sorrowful, but persevering.
The time setting of I Know Why the Caged Bird Sings is in the 1930s and 1940s, before the civil rights movement, but in the midst of the Great Depression and World War II. Stamps, Arkansas is a segregated Southern town in which Maya is raised by her grandmother. ... It does not feel like home to Maya.
In I Know Why the Caged Bird Sings, Maya Angelou writes about her childhood conflicts. A man versus society conflict she faces is racism that runs rampant in Stamps, Arkansas. This conflict eventually leads to Maya's involvement in the civil rights movement.
Believe it or not, Maya Angelou is one of the most banned authors in the United States. Her autobiography, I Know Why the Caged Bird Sings, has constantly been one of the most challenged books in the country since its release in 1969.
The World's Fastest BirdsPeregrine Falcon. The Peregrine Falcon can reach speeds of up to 240 miles per hour (mph) while diving! ... Golden Eagle. The Golden Eagle is in second place, reaching 150 to 200 miles per hour in flight. ... White-Throated Needletail. ... Eurasian Hobby. ... Frigatebird. ... Other Fast Birds.
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 gliding. The bird with the greatest airspeed velocity is the Peregrine falcon, able to exceed 320 km/h (200 mph) in its hunting dives.
In 1963, the peacock was declared the National Bird of India because of its rich religious and legendary involvement in Indian traditions. The criteria for this choice were many. The bird must be well-distributed within the country so it could truly 'national'. It must be recognisable to the common man.Sep 16, 2006
All birds have feathers and birds are the only animals that do! Feathers do many jobs for birds. Soft down keeps them warm, wing feathers allow flight and tail feathers are used for steering. The color of the feathers can be used to hide the bird or to help the bird find a boyfriend or a girlfriend!
Like other birds, penguins have feathers. ... Penguins are fish, mammals, or amphibians because they live in water, on land, or both. Penguins are birds, even though they spend time on land and in water. Their motion in the water more closely resembles flying than the swimming motion used by other animals.
They are black and white flightless seabirds of the family Spheniscidae which are found in the southern hemisphere, chiefly in the Antarctic (although several species live in more temperate regions). In common with other birds, penguins have feathers, lay eggs, and arewarm-blooded.
An ostrich is a bird. ... No, ostriches aren't mammals because they don't have fur like animals and and they don't have teeth like mammals do. They do not nurse their young, as mammals do. Ostriches, though they don't fly, are classified as birds .
The ostrich or common ostrich (Struthio camelus) is either one or two species of large flightless birds native to Africa, the only living member(s) of the genus Struthio, which is in the ratite family.