Crows and Ravens
To my information, no bird is considered holy in Islam.
Yes most people consider a dead bird in the house as the sign of a bad omen. Birds are considered by some to be the harbingers of death.
The bird caused the death of the frog by eating it, but the bird's death was accidental and not intentional.
The turkey is considered a sacrificial bird in Mexico.
A black bird symbolizes death.
The kiwi bird of New Zealand is considered to have hair.
Bird
It is a perching bird (passeriform), and is considered a songbird.
egg, baby, adult bird, and death
I think a mourning bird symbolizes a death or sorrow.
Eagles because they are a sign of strength.
The bird often associated with death is the vulture, which is known for its scavenging behavior and presence near areas of death and decay. In some cultures, the raven is also seen as a bird of death due to its dark color and association with omens and the afterlife.