He cited as evidence observations of broods of wild turkey poults, some of which are smaller than expected, and said the trend is expected to translate to grouse as well.

Source: https://www.bangordailynews.com/2023/06/26/outdoors/maine-ruffed-grouse-survival-joam40zk0w/

Wild Turkeys may have started their season with a dozen or more poults, as their young are called, but by now are down to about half that.

Source: https://hudsonvalleyone.com/2023/08/03/summer-simmer-a-time-of-great-change/