Fig. 3 Impacts of climate warming on reproductive frequency and maternal physiology. (a) Mean annual oviparous clutch numbers in 1980-2000; (b) change in mean annual oviparous clutch numbers (2080-2100 minus 1980-2000); (c) mean annual viviparous litter numbers in 1980-2000; (d) change in mean annual viviparous litter numbers (2080-2100 minus 1980-2000).