India’s largest crocodile park, the Madras Bank Trust and Centre for Herpetology, could be running out of funds in as little as four months as ticket revenues shrink because of the coronavirus lockdown. The restrictions on movements to slow the spread of Covid-19 started in late March and continue in many parts of the country. Lockdowns have placed severe strain on the economy as a whole and on individual operations like the reptile zoo that had been pulling in about half of its revenue from…