Haemophilia is hereditary in his family.

Don't make snide remarks to me.

‘It's OK, you're allowed out here. There haven't been any other doggos in this garden since…’ He shrugged. ‘I dunno, forever.’ His grandmother hadn't had a dog, and she'd lived in the cottage for decades. ‘Doggos?’ he said out loud. ‘Did I just say “doggos”?’

...a craft that will astonish even the most airwise of all aeronautical engineers.