Logger deployment on Weddell seals at Dumont-D'Urville Antarctica station. Photo credit: Valentin Guillet, French Polar Institute. More about this image found in Logger deployment on Weddell seals at Dumont-D'Urville Antarctica station. ...

Fig. 1. Conceptual visualization of the depth-derived parameters used to estimate energy balance of Adélie penguins. a v, T , vertical acceleration at time T ; D T , depth at time T; V v, T , vertical velocity at time T . More about this image found in Conceptual visualization of the depth-derived parameters used to estimate e...

Fig. 2. Relationship between TDR and doubly labelled water (DLW)-estimated daily energy expenditure (DEE). N =48 foraging trips. Dashed lines and error bars represent 95% confidence intervals. The grey line represents the y = x slope. More about this image found in Relationship between TDR and doubly labelled water (DLW)-estimated daily en...

Fig. 3. Dive profile of Adélie penguin. (A) With the random forest (RF) algorithm based on depth data. (B) With the reference accelerometry-based classification. Purple dots represent feeding activity. More about this image found in Dive profile of Adélie penguin. (A) With the random forest (RF) algorithm ...

Fig. 4. Output from the most parsimonious model to predict time spent feeding per day at sea. N =23 foraging trips from the testing dataset. Reference time spent feeding was calculated from high-resolution tri-axial accelerometry data. Dashed lines represent the 95% confidence interval around th... More about this image found in Output from the most parsimonious model to predict time spent feeding per d...

Fig. 5. DEE increases with time spent feeding per day over the deployment. Dashed lines represent the 95% confidence interval around the regression. N =48 foraging trips. More about this image found in DEE increases with time spent feeding per day over the deployment. Dashed ...

Fig. 1. The effects of acute leptin treatment on serum leptin level, appetite neuropeptide gene expression and thermogenesis in Mongolian gerbils. (A) Serum leptin concentration after acute leptin injection. (B–E) Effects of acute leptin on appetite related peptide gene expression in the hypotha... More about this image found in The effects of acute leptin treatment on serum leptin level, appetite neuro...

Fig. 2. The effects of acute leptin treatment on gut microbiota in Mongolian gerbils. Alpha diversity (PD_whole tree) of bacterial communities across groups. NMDS plot based on unweighted UniFrac distance metrics representing the differences in fecal microbial community structure in different gr... More about this image found in The effects of acute leptin treatment on gut microbiota in Mongolian gerbil...

Fig. 3. The effects of chronic leptin treatment on food intake, body mass, body temperature and serum hormones in Mongolian gerbils. (A–C) Food intake, body mass and body temperature during 14 consecutive injections. (D) Body temperature after the last injection. (E) The content of leptin hormon... More about this image found in The effects of chronic leptin treatment on food intake, body mass, body tem...

Fig. 4. The effects of chronic leptin treatment on the expression of molecular thermogenic markers on different tissue of Mongolian gerbils. (A–C) The protein expression of UCP1, PPARγ and PGC1α in BAT. (D–H) The mRNA expression of UCP1, PPARα, PPARγ, PGC1α and PRDM16 in WAT. (I-K) The protein e... More about this image found in The effects of chronic leptin treatment on the expression of molecular ther...

Fig. 5. The effects of chronic leptin treatment on expression of thermo-TRPs in the hypothalamus, BAT and small intestine in Mongolian gerbils. (A–F) The expression of thermo-TRP proteins in hypothalamus. (G–L) The expression of thermo-TRP proteins in BAT. (M–R) The expression of thermo-TRPs pro... More about this image found in The effects of chronic leptin treatment on expression of thermo-TRPs in the...

Fig. 6. The effects of chronic leptin treatment on bacterial diversity and composition of cecum microbiota at the phylum level in Mongolian gerbils. (A) Alpha diversity (PD_whole tree) of bacterial communities across groups. (B) NMDS plot based on unweighted UniFrac distance metrics representing... More about this image found in The effects of chronic leptin treatment on bacterial diversity and composit...

Fig. 7. The effects of chronic leptin treatment on composition of cecal microbiota at the genus level in Mongolian gerbils. Relative abundance of (A) Peptococcus , (B) Akkermansia , (C) Roseburia , (D) RuminococcaceaeUCG_014 , (E) Paracaedibacteraceae.unclassified and (F) Angelakisella i... More about this image found in The effects of chronic leptin treatment on composition of cecal microbiota ...

Huddling behavior in small rodents due to a poorly developed thermoregulatory system after birth. More about this image found in Huddling behavior in small rodents due to a poorly developed thermoregulato...