nebbing

Noun

uncountable

(zoology) The act of a pair of birds of touching or rubbing each other's bills.

Japanese Meaning

二羽の鳥がお互いのくちばしを触れ合う、または擦り合わせる行為

On warm spring mornings, the pair of robins were often seen engaging in nebbing beneath the budding apple tree.

暖かい春の朝、芽吹いたリンゴの木の下で、二羽のロビンがしばしばくちばしを触れ合わせているのが見られた。

Sense（1）

(zoology) The act of a pair of birds of touching or rubbing each other's bills.