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Increase in butterfly species in the Idukki wildlife sanctuary
Why in news?
- Butterfly from 76 species 10 years ago have increased to 182 species,as per a four day survey done by environmental groups and forest departments.
More in news
- About 20 species in the category of migratory butterflies were noticed in the survey.
- As many as 132 bird species were also recorded.
- The kerala’s state bird Great hornbill had widespread presence hinting at an undisturbed habitat, as per the survey.
- The availability of water in the Idukki reservoir and easy preying might be a reason for its vast presence.
- Survey, however did not mention about hte seasonal and migratory birds in the sanctuary.
- The pattern of migration of butterflies too was not emphasised.
- Other Information
(1) Idukki is known for large presence of feral cattle and a study on how they impact the food availability of other species has not been conducted.
(2) State butterfly of Kerala - Buddha Mayuri
Sources
The Hindu