ライフサイエンスコーパス: guppy

1 tially driving eco-evolutionary feedbacks in guppies.

2 Trinidadian guppies and 14 ornamental strain guppies.

3 r DAB alleles were amplified from ornamental guppies.

4 ge of large offspring size among Trinidadian guppies.

5 e and transcriptome resequencing data in the guppy, a model for sexual selection with many Y-linked c

6 2 MHC class IIB (DAB) in 56 wild Trinidadian guppies and 14 ornamental strain guppies.

7 in eco-evolutionary feedbacks of Trinidadian guppies and to begin to build an eco-evolutionary map al

8 veniles from five populations of Trinidadian guppy and found that both kinematics and morphologies va

9 al biomass in populations with more, smaller guppies, but a large decrease in algal biomass in mesoco

10 In the downstream reach where guppies co-occur with predators, we found significantly

11 Our results suggest that LP guppies could be more efficient invertebrate consumers,

12 tly driven by natural selection and that the guppy could adapt to various light environments through

13 c effects are further modified by effects of guppy density.

14 Here we use patterns of senescence in guppies derived from natural populations that differ in

15 effects by replicating the experiment using guppies derived from two independent origins of the phen

16 In our experiments, female guppies did not distinguish between shoaling partners wh

17 ated in other studies of sexual selection in guppies, did predict male reproductive success, but only

18 Understanding how guppy diets vary among communities is critical to elucid

19 The additional finding that male guppies do not discriminate between females on the basis

20 eir account as presented cannot capture the "guppy effect" - the case in which a class is a better me

21 Here we show that interacting guppy fish (Poecilia reticulata) achieve a superior leve

22 ggest that the absence of a steep decline in guppy fitness of the low-predation risk populations is l

23 These data suggest that differences in guppy foraging, potentially driven by differences in the

24 Descendants of guppies from a high-predation source site showed high ph

25 heir guts and assimilate less epilithon than guppies from high predation (HP) sites.

26 We found that guppies from low predation (LP) sites had a consistently

27 Female guppies from the Paria River in Trinidad have a genetic,

28 The guppy has four M/LWS-type opsin genes (LWS-1, LWS-2, LWS

29 notypic similarity with native low-predation guppies in as few as ~12 generations after gene flow, li

30 The introduction of Guanapo River guppies into the Turure River more than 50 years ago led

31 The guppy is known to exhibit remarkable interindividual var

32 oecilia reticulata and P. obscura) and swamp guppies (Micropoecilia picta).

33 re treatments than the midstream reach where guppies occur in the absence of predators.

34 Large guppy offspring outcompete their smaller conspecifics, b

35 bular joint (QMJ), increases with size among guppy offspring, from 11.7 degrees in the smallest neona

36 We found a significant interaction between guppy phenotype and the size structure treatments for ab

37 size structure on algal biomass depended on guppy phenotype, with no difference in algal biomass in

38 experiment and show that differences between guppy phenotypes result in the divergence of ecosystem s

39 s wherein we crossed high- and low-predation guppy phenotypes with population size structure.

40 served across natural streams and argue that guppies play a significant role in shaping these ecosyst

41 he major histocompatibility complex (MHC) in guppies (Poecilia reticulata and P. obscura) and swamp g

42 We experimentally transplanted Trinidadian guppies (Poecilia reticulata) adapted to living with cic

43 orous killifish (Rivulus hartii), omnivorous guppies (Poecilia reticulata) and omnivorous crabs (Euda

44 Trinidadian guppies (Poecilia reticulata) inhabiting stream reaches

45 he Major Histocompatibility Complex (MHC) of guppies (Poecilia reticulata) to study the turnover rate

46 demonstrate that populations of Trinidadian guppies (Poecilia reticulata), characterized by differen

47 In guppies (Poecilia reticulata), male colour pattern is bo

48 e social network structure using Trinidadian guppies (Poecilia reticulata).

49 ult somatic growth rates in wild Trinidadian guppies (Poecilia reticulata).

50 hisms is seen in the colour patterns of male guppies (Poecilia reticulata).

51 We examined this in the context of two guppy (Poecilia reticulata) populations that have been s

52 low-predation populations of the Trinidadian guppy (Poecilia reticulata).

53 ibility complex (MHC) in wild and ornamental guppies, Poecilia reticulata.

54 ors in determining female mate choice in the guppy, Poecilia reticulata.

55 -opsin nuclear loci as reference genes in 10 guppy populations from various light environments in Tri

56 ins diversity in the colour patterns of male guppies through two selective agents, mates and predator

57 ment 1) the dyad chose which larger shoal of guppies to join and when (Experiment 2) the dyad chose t

58 o size-structured models and use Trinidadian guppies to show how different types of competitive inter

59 Finally, we tested the ability of multiple guppy traits to explain observed differences in the meso

60 We capitalised on historical Trinidadian guppy transplant experiments to test the phenotypic effe

61 both predation and resource availability on guppy trophic niches by evaluating their gut contents, r

62 nerate selection on the demographic rates of guppies using an integral projection model (IPM).

63 Natural populations of guppies were subjected to an episode of directional sele

64 ella azteca (scud), and Poecilia reticulata (guppy), which yielded a high-quality database of 348 ind

65 icated introductions of adaptively divergent guppies, which were translocated from high- to low-preda

66 Female guppies will, however, also copy (imitate) the mate choi