Their dispositions are very different, the grey being fiercer and more pugnacious.

Of a happy-go-lucky disposition, of a temperament more pugnacious than military, Lieut.

Nor any officer more pugnacious on his juniors' account, I assure you!

Sam and a young Indian tackled the other one, and found him much more pugnacious.

Sherman too sees the news side of Fox adopting a more pugnacious approach with the GOP candidates.

The General's tone was still more pugnacious.

The male reserves more primitive qualities, the hairiness, the more pugnacious jaw; the female is nearer to the higher human types.

Abimelech's reason for 'extraditing' Isaac might have provoked a more pugnacious person to stay and defy the Philistines to expel him.

Ford fondly recalled his working relationship with Cheney and Rumsfeld, the Post said, but he described Cheney as " more pugnacious" now.

So a hairy animal will, in general (unless other endocrines come in to defeat the primary effect), be more pugnacious, courageous, irritable and combative.