Found 3 Articles for Birds

How do bats use sound to locate their prey?

Ridhi Arora
Updated on 03-Sep-2020 16:20:08


Bats are mammals which use sound ways to locate their prey. They do so by a scientific technique called 'Echolocation'. This is because they are nocturnal mammals that have weak eyesight. They use their ears more than any other mammal.EcholocationIt is defined as the use of sound waves and echoes to determine the location of objects in space. Bats use this mechanism for finding their food. Just as SONAR (Sound Navigation and Ranging) is used in case of big ships, and tanks, similarly, the emission of sound waves helps bat catch its prey.Bats use ultrasonic waves (20 to 200 kilohertz) ... Read More

What are scavengers?

Ridhi Arora
Updated on 30-Jul-2019 22:30:24


Scavengers are also known as decomposers. They feed on the dead bodies and thus those who are dependent on decaying smelly matter. Some of the popular examples of decomposers are vultures, crows, hyenas, etc. It is a common myth that these scavengers are only carnivorous. They are even herbivores.Scavengers As Animal or BirdScavengers of dead plant material include termites that build nests in grasslands and then collect dead plant material for consumption within their accommodation i.e. the nest.Coprovores: Animals which consume feces, such as dung beetles are known as Coprovores.Detritivores: Animals that collect small particles of a dead animal or a ... Read More

What is the reason behind feeding crows during Shraddhas?

Ridhi Arora
Updated on 04-May-2022 08:49:18

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On a day in every year, called Shraddha feast befitting the sanctity of the abode of the ancestors is afforded. Crows are omnivores, who are fed by one and all during shraddhas. This is not because of one particular reason, but there are many reasons.The major reason why crows are fed in the Shraddhas is that it is believed that our ancestors come down in the form of crows. Therefore, if we feed crows, we are basically feeding our ancestors. Thus, sometimes it is even noted that people cook the favorite food of the ancestors, in order to please them ... Read More