
Western monarch butterfly population moves closer to extinction
APScientists say the butterflies are at critically low levels because of destruction to their milkweed habitat along their migratory route as housing expands into their territory and use of pesticides and herbicides increases

Environment
Chennai birders go on a guided walk around Pallikaranai marshland
Anisha Menezes Birders young and old went on a guided walk around Pallikaranai marsh as part of Margazhi Bird Utsav 2021, documenting resident and migrant species
Environment
India home to both species of red panda, says ZSI study
Shiv Sahay Singh Siang river serves as boundary between the two phylogenetic species, it says