What do birds think about when they sing? Siddharth Biniwale, a Pune-based naturalist and researcher, who specialises in avian ecology and forest restoration, says, “A bird starts communicating right from the beginning, when they are embryos in eggs. There are heartbeats that inform the parent that hatching the egg is, for instance, one side is warm enough and they need to change the position of the egg.”

Since November is Young Birder’s Month, a nationwide event to encourage curiosity and ecological awareness among children through the fascinating world of birds, Biniwale will lead an event, “Birdsong Explorers” at the Empress Botanical Garden on Sunday. It is an excuse to extend Children’s Day celebrations, especially as winter migratory birds have arrived at the garden. The young group

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