They are not mutually exclusive.
They make more money than their less attractive coworkers.
After controlling for phylogenetic effects and other ecological variables, testes size was also larger in taxa that did not participate in feeding their offspring.
Tanglewood Farm breed a family pet type Miniature Manx Cat that stands under 10 inches tall and weighs less than 10 pounds.
The beeswax was a carrier, and the thapsia and pepper the dried berries of Piper nigrumas opposed to the New World Capsicum were counterirritants used to treat bruises and other complaints, when applied externally.
Laying dates were affected by temperature directly.
The other kittens were normal sized and grew normally.
So when my hypothetical future daughter goes out on the field to hot bigest boobs the opposing team, I can tell her that a determined face and stance are good visual weapons to convey dominance.
She had her little sarong and I had my shorts for cover should we need it.