Collecting and burning dead twigs during the winter is key to fighting infestations.

Collect young first-year twigs and stems of any of willow (Salix spp.)

He too, had been collecting twigs.

Participants will collect leaves and twigs to make rubbings, cards, mobiles and classification booklets.

Besides silt, the beaver dam collects twigs and branches from the beavers' activity and leaves, notably in the fall.

Sometimes, while he is out collecting twigs for their nest, she will let another male take her.

It collects leaves, pollen, twigs, uneaten food and all other kinds of floating debris.

Seth collected twigs, sticks and branches, making sure to have enough for the entire night.

She then collects twigs, grasses and leaves, and carries these in her mouth to the depression, building them into a mound.

Mariel busied herself collecting twigs and dry bark.