Foster's rule
ecogeographical rule in evolutionary biology stating that members of a species get smaller or bigger depending on the resources available in the environment
en-US/ˈfɑstɚz ˈɹul/
en-GB/fɒstəz ˈɹuːl/
ecogeographical rule in evolutionary biology stating that members of a species get smaller or bigger depending on the resources available in the environment