Some nest building occurs throughout the year, especially after moult in autumn.
From the en.wikipedia.org
A spring and autumn moult is often superimposed upon milder, year-round shedding.
From the telegraph.co.uk
Like other arthropods, crustaceans have an exoskeleton, which they moult to grow.
From the en.wikipedia.org
In the Northern Hemisphere, the goats moult as early as March and as late as May.
From the en.wikipedia.org
They moult again towards the end of August, returning to their previous state.
From the newscientist.com
The moult period starts earlier in autumn and later in spring at higher latitudes.
From the en.wikipedia.org
The post-juvenile moult is complete, and occurs variously from June to August.
From the en.wikipedia.org
Descendant numbering follows the normal sequence of most birds'primary moult.
From the en.wikipedia.org
The timing and progression of flight feather moult therefore varies among families.
From the en.wikipedia.org
More examples
Molt: periodic shedding of the cuticle in arthropods or the outer skin in reptiles
Shed: cast off hair, skin, horn, or feathers; "our dog sheds every Spring"
In biology, moulting or molting (both pronounced), also known as sloughing, shedding, or for some species, ecdysis) is the manner in which an animal routinely casts off a part of its body (often but not always an outer layer or covering), either at specific times of year, or at specific points ...
The process of shedding or losing a covering of fur, feathers or skin etc; To shed or lose a covering of fur, feathers or skin etc
(Moulting) The regular shedding of an outer body covering such as fur, skin or feathers. Occurs in Hawaiian monk seals.
(Moulting) replacing the old coat with a new
(Moulting) the time when fowl drop their feathers and grow new ones in their place.
(moulting) shedding of the exoskeleton. Occurs in two stages, the back half is moulted first and then the front half is moulted a few days later
(Moults) insects shed a series of exoskeletons as they grow.