Sentence examples for multiple clutches were from inspiring English sources

If extra-territorial tadpole transport and attending multiple clutches were a major selective force in shaping orientation mechanisms, we should find that dendrobatid species lacking these traits would not perform as well in a homing task.

For R. aurora, one egg mass corresponds to one breeding female as multiple clutching is not known and unlikely to occur given oviposition seasonality (see Licht 1969, 1971); hence, egg mass numbers effectively estimate the breeding population size of females and are a good surrogate for breeding population size (e.g., Richter and Azous 2001).

Multiple paternity was detected in 57% of clutches genotyped, and females of single-sire clutches and females of multiple-sire clutches were of similar size.

In tree swallows, Tachycineta bicolor, the immune responses of nestlings from multiple-sired clutches were stronger compared with single-sired clutches (Dunn et al., 2009).

For species in which reliable collection dates of multiple clutches could be ascertained (43%) there was a tendency (not statistically significant; α = 0.05) for museum clutches collected more recently to have larger values of luminance (paired t-test; t = 1.82, n = 108, P = 0.071).

Upon hatching, conspecifics from separate clutches were mixed between multiple 37 L aquaria at densities of approximately 100 tadpoles per tank.

With respect to the Rock pigeon, multiple clutches could be reliably identified as belonging to individual pairs.

In 2007, 4 of 14 clutches, and in 2008, 9 out of 20 clutches were uniparental.

Large clutches were divided 8 ways, with 2 replicates per clutch at each treatment.

Incubation, clutch size and paternity of these treatment clutches were compared to an unmanipulated control group.

Seven successive clutches were obtained in September and October 2008.