1.   A key adaptation in pied flycatchers, therefore, is the timing of their breeding season.

2.   During its water-living phase in the breeding season, the newt becomes quite fish-like.

3.   In the breeding season pairs split off from the social group and make a rough platform nest for two white eggs.

4.   Male ducks are easy to tell apart in the breeding season.

5.   Mate fidelity between breeding seasons is relatively low, so a high proportion of the population re-pair each year.

6.   Normally silent, but May grunt in breeding season.

7.   Open-sea fish lay several million eggs each breeding season.

8.   Sexing is by coloration, the male is a reddish colour, deepening during the breeding season.

9.   Spawning takes place with varying frequency throughout the breeding season.

10.   The breeding season lasts from late spring until late summer, depending to some degree upon temperature.