21.   During the breeding season the behavior is used to attract a mate.

22.   During the breeding season, the behavior is used to attract a mate.

23.   He said that there was concern about the little tern, a rare bird that is in its breeding season, and the common cormorant.

24.   He wondered whether the swelling brains during breeding seasons could represent the actual growth of new brain cells.

25.   In addition, since it is their breeding season, the biggest and best of their lot are available.

26.   In the meantime, Poincelot and the nine people on his rodent-control team are bracing for late June, when the recent breeding season comes to fruition.

27.   Leatherbacks approach the coastal waters only during breeding season.

28.   Mid-August is the breeding season, and almost all the animals were grazing together.

29.   Mobbing is one way smaller birds can fight back, and studies show that it is more intense during the breeding season.

30.   Once the breeding season is through, the males disappear, and spend the rest of the year in distinctly unsimian solitude.