hululer signifie anglais

hoot [hooted, hooting, hoots]▼◼◼◼(To make the cry of an owl)
verb
[UK: huːt] [US: ˈhuːt]I heard an owl hooting. = J'ai entendu un hibou hululer.

ululate▼◼◻◻(to howl loudly)
verb
[UK: ˈjuː.ljʊ.leɪt] [US: ˈə.ljə.let]