मृगपक्षी-शास्त्र (हंसदेव - १३वीं शती का अमर भारतीय वन्यजीव, पक्षी एवं प्राणि-विज्ञान)

They are shrewd, clever and very grateful. They will also eat curd,
milk-food etc. They would increase passion to young human couples.
They are easily trainable. They have no irritation, and haughtiness.
They would speak some human words, as Natha, Hamsa, Sun, Cow
etc. when they are trained to speak. They have some other good
qualities too.
[2nd variety of CUCKOOS]
(PARABHRIT)
As these kinds of cuckoos are bred by crows, they are called
Parabhrit. They are reddish-black in colour, and a little tall posses-
sing broad-wings. They often cry in spring and summer season. They
are much passionate. They live in nests on trees with their female
birds. They would be circling in day times. If there be any separation
of the human couples, then the cry of these birds would be very
harsh and unpleasant to the separated souls. Their cry is depressed in
rainy and winter seasons. Their bodies are faded in summer and they
feel much thirsty. Their bodily appearance would be, rather, very
grand in Spring.
[3rd variety of CUCKOOS]
(KOKILA)
This kind of cuckoo is whitish-black in colour and moderate
in size. They have beautiful wings, sweet cry, very long tails, a little
stout heads and stout stomachs. They would always turning their
eyelids. They are very happy in Spring. They are clever and fond of
living with human beings. They have no anger and haughtiness. They
are good to all birds and are always very calm-natured birds.
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