Sentence examples for contemporary timescale from inspiring English sources
Comparing the effective number of migrants provided additional support that migration rates have decreased in the contemporary timescale (Table ST2).
In the contemporary timescale, Kanha is the largest source of migrants, even when excluding the seemingly disproportionately high migration rate from Kanha into Melghat (Fig. 2).
We also used GENEPOP to calculate the effective number of migrants Barton and Slatkin (1986) between each pair of populations at a contemporary timescale.
We take contemporary timescale to be about five generations, or 20 25 years (assuming a generation time of 4 5 years for leopards) and the historical timescale to be several hundreds of years before present (YBP).
Effective number of migrants has also decreased in the contemporary timescale (Table ST2), and although these two measures are not directly comparable, it does give us further support for the results of loss in contemporary gene flow.
"Even when exposed to novel, harsh conditions induced by contemporary anthropogenic disturbance," he wrote, "these vertebrates are capable of adaptation on contemporary timescales and across small scales of space".
As such, the recovery of the variables in this review may mostly consist of variables that are easily measured by ecologists on contemporary timescales.
This provides opportunities to increase the adaptability of populations to a new niche on contemporary timescales.
Phenotypic plasticity itself has a heritable component that can evolve on contemporary timescales (Lind and Johansson 2007).
Arguably, grayling in this study had three strikes against them and yet they showed substantial divergence in critical traits over contemporary timescales.
Phenotypic plasticity can also be lost within contemporary timescales when a population's ability to respond plastically is selected against by humans through, for example, artificial breeding (Collyer et al. 2011).
