In:
Herpetozoa, Pensoft Publishers, Vol. 35 ( 2022-10-11), p. 187-197
Kurzfassung:
The diet of lizards is mainly composed of arthropods. It can be affected by biotic and abiotic factors, which influence the energy supply provided by the composition of the animal´s diet. The richness and abundance of many arthropod species can be influenced by environmental seasonality, especially in the Caatinga ecoregion, due to the rainfall regimes. The present study aims to describe aspects of the seasonal and morphological variation in the lizard Gymnodactylus geckoides diet and their energy content. We collected 157 individuals (63 females, 68 males, and 26 juveniles) at the Catimbau National Park, Northeastern Brazil, of which 72 were analyzed for the dry season and 59 for the rainy season. Our data indicates Isoptera to be the most common prey in G. geckoides’s diet. Energy content, prey number was higher in the dry season, whereas prey volume and glycogen content increased in the rainy season. Proteins and lipids did not show marked differences. The present study represents the first effort to understand variations in G. geckoide ’s trophic ecology, indicating that this specie presents a wide variation in their diet, especially when considering seasonal factors, revealing their needs and restrictions according to prey availability and environmental conditions.
Materialart:
Online-Ressource
ISSN:
2682-955X
,
1013-4425
DOI:
10.3897/herpetozoa.35.e87199
DOI:
10.3897/herpetozoa.35.e87199.figure1
DOI:
10.3897/herpetozoa.35.e87199.figure2
DOI:
10.3897/herpetozoa.35.e87199.figure3
DOI:
10.3897/herpetozoa.35.e87199.figure4
DOI:
10.3897/herpetozoa.35.e87199.suppl1
DOI:
10.3897/herpetozoa.35.e87199.suppl2
Sprache:
Unbekannt
Verlag:
Pensoft Publishers
Publikationsdatum:
2022
ZDB Id:
2474932-1
SSG:
12