What distinguishes the typical maximum size of an adult male grey seal compared to a female?

Answer

Males can exceed 300 kilograms and three meters in length

Adult males exhibit sexual dimorphism, often weighing over 300 kilograms and reaching lengths up to three meters, whereas females typically top out around 150 kilograms and two meters.

What distinguishes the typical maximum size of an adult male grey seal compared to a female?
animalmammalmarineadaptationseal