The barn owl's right ear opens slightly upward while its left ear opens slightly downward. this difference enables the owl to detect the of a sound. pitch location loudness amplitude

This difference enables the owl to detect the location of a sound.

Explanation:

Owls have a big difference in the shape of their ears and the way they open and they are arranged outdoors. As we know, owls are very precise animals, great hunters and very sensitive to the surrounding environment, the shape and shape of their ears open is very important for the accuracy of this animal. The right ear of the barn owl slightly opens upwards, while the left ear slightly opens downwards this has a much more important function than aesthetics which is to channel the sounds and assist in locating its prey.

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white blood cells or wbc s are mainly 2 types-

1.agranulocytes

2.granulocytes

the monocytes or macrophages of agranulocytes , dendritic cells which are accessory leucocytes, and b cells which is one type of lymphocytes   identify the antigens present on the pathogen's surface. these three cells are called antigen presenting cells(apc) which are phagocytes and destroy the antigens by secreting antitoxins. besides this leukocyte is always plays vital role in the immunity of the body.