Crow
Why are crows special?
Learn the strangest information and facts
Bird name:
Crow, the scientific name of the crow is (Corvus).
Length:
The lengths of crows vary depending
on their types.Some of them reach a length of approximately 69 cm, and some do
not exceed 45 cm, like the American crow.
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| Crow |
Weight:
The weight of the crow ranges from
337 to 1625 grams.
Characteristics of the bird: Crows are very intelligent birds, have a very loud and annoying croak, and crows are distinguished by their ability to communicate and solve problems.
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Average age:
Crows can be up to 14 years old.
Types of crow:
There are many types of crows, some
of which we mention below:
Raven
Fish crow
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Carrion crow:
It is completely black in color and
is the smartest and most adaptable of crow species.It is rarely afraid,
although it must be wary of humans, and is often found alone or in pairs.
Cough crow:
It features red feet and beaks, and is often limited to the western British Isles.It also showcases its strange way of flying with great air shows.
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Hooded crow:
It is closely related to the
carrion-eating crow; Their presence overlaps with each other, and they were
thought to be the same species, and the spotted crow fed on corpses.
Agricultural crow (Jackdow):
It is black in color, has a bright
silver color at the back of its head, and is known for its call to chuck.It is
worth noting that it can build its nests in chimneys, rock crevices, buildings,
and tree holes.
crow
Corvus
Hooded crow
Jaq crow (jay):
Despite its colors, which are unique from the crow family; However, it does not appear often; She is shy and unleashes her voice when she flies in the air.
Magpie:
There is nothing like a magpie when
it comes to bright, bright colors; Its feathers are black and white, and it has
a long tail.
Raven:
A member of the crow family, it is the largest in the family.It is known for its completely black color with a large beak and long wings, and it also has a diamond-shaped tail.
Rook:
Its face is greyish-white with a
thin, high beak, and it eats anything such as birds, eggs, and worms.
Crow character:
Below are the most important things that characterize the character of the crow:
She is aggressive and quarrelsome.
She is smart and funny.
It has many different appeals.
Some of them can imitate human
speech.
Crows help each other with their own
calls.
It is an ingenious imitation of human words; She can count to seven and can list 50 sentences if she is trained to do so.
Raven feed:
Crow food
Crows are carnivorous and plant-eating, meaning they eat what is available in their own area.Here are some things that different types of crows feed on:
Reptiles.
Amphibians.
Insects.
Fish.
Small mammals.
Eggs.
Fruit.
Peanuts
Seeds and grains.
Other birds.
Scourges or dead animals.
Crow
predators:
Both owls and hawks are among the crows' worst enemies.Falcons attack crows, kill them, and eat their corpses during the day, while owls come at night to eat the remaining corpses that the falcons have hunted، It is worth noting that a single hawk may attack a flock of crows; However, he then flees to avoid being pecked by them.
Crow health
Below are some diseases that may affect crows:
Crow
House crow
Avian poxvirus:
A viral infection that affects types of birds, and causes skin crusts on the head and feet, but in mild cases they self-heal.
Hemoparasites:
It causes massive enlargement of the spleen, which is the part responsible for protecting against pathogens immunologically.
West Nile Virus:
It is one of the most important infectious diseases.Splenial cells with bright pink spots appear, and we can find many parasites in the blood.
Other information about the crow:
Crow reproduction:
Here is some information about crow reproduction:
Both sexes build the nest during a
period of 8-14 days from mid-March to mid-July.
The female incubates four to five
eggs for 18 days.
Young crows grow rapidly, emerging
from the nest in about four weeks after hatching, and crows continue to feed
their young for another 30 days.
One or more young crows stay with their
parents until the next nest building season to help care for the nest and
young.
Crows are seen in spring and summer as families of more than 2 to 8 individuals and form groups.
How much sleep does a crow need:
The crows begin to gather in their sleeping place before dark, and they all appear as if they are gossiping with each other, then they begin to move from one tree to another, until the world becomes darker، It is worth noting that crows far from the noise of cities sleep more quickly and for a longer period.
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Crow adaptation methods:
Below are the ways crows adapt:
Crows use breadcrumbs as bait for
fish, and one masked crow has been seen tearing up a piece of bread, dropping
it into the water, then sticking its head into the water and holding on to a
fish.
They effectively build and use tools,
and some crows form raw cutting tools from tough leaves and grass stems; They
have also been observed throwing walnuts into the street, waiting to be crushed
by passing cars.
They may use twigs, or bend pieces of
wire into hooks to reach food in inaccessible crevices.
Crows have been recorded to use their
intelligence to steal prey from larger predators, including bald eagles and
other large birds of prey, as well as from wolves as well as bears.
Larger crows have been observed
picking up and carrying garbage bags, so they can eliminate competition,
exploring the interior of the site and the time of their choice.
Crows can mimic the human voice.
Crows can hide and store food from
season to season.
Crows can use past experiences to
predict the behavior of those in their species.
Crows were able to identify
individuals they considered a threat; They are intelligent and have the ability
to distinguish the threat from behind masks.
Crows are known for their penchant
for shiny objects, and it is estimated that more than $215 million in coins are
lost each year to crows.
Crows are often seen gathered in
"crowds" to harass intruders or potential predators, such as cats and
birds of prey.
Crows are said to have completely changed their migration pattern to avoid places where a crow has been killed in the past.
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