Circus, zoos, aquariums and such things are no good for animals no matter what. They are supposed to live in their natural habitats and there are places made for endangered spieces which aren't all these useless places constructed only for profit and tourism
It is fantastic to see the hatching process of the eggs, the chiks are very nice and the growth of these is very well filmed, no matter what is a home video.
It is wonderful to be able to appreciate the metamorphosis of a butterfly so detailed, it is so unknown how this process is altered, that it is definitely a gift of nature.
