Hormones, Oestrogen Shrinking Alligators Penises and Declining Human Sperm Counts By Neil 3 min read Leave a comment In Hormones, Oestrogen 2610 views I’ve talked a lot about this in my online presentations and also during live talks. This is a really interesting video from TEDx which explains some weird and wonderful facts about alligator penises shrinking and how this is linked with men’s ... Read more