Bob Grant | Aug 1, 2007 | 3 min read
Non-chimp Animal Culture By Bob Grant ARTICLE EXTRAS 1 that sponging is a socially learned behavior and likely not the result of genetic inheritance. "We were the first to consider extensive genetic data to actually exclude genetic explanations for the behavior," says Krützen. He and his team took tissue samples from 185 dolphins in Shark Bay, thirteen of which were known adult spongers. Only one of these spongers was male. The researchers genotyped each individual for 12 bi-par