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Fig. 1 | Frontiers in Zoology

Fig. 1

From: Drivers of hibernation in the brown bear

Fig. 1

Average of the daily mean values for ambient temperature (a) bear body temperature (b), heart rate (c) and activity level in accelerometry units (d) for 14 individual free-ranging brown bears in central Sweden collected over 3 years. The X-axis indicates the time of year. Green vertical bars indicate the den entry and exit periods. The width of the green bars denotes the range of den entry and exit dates across all individuals. Trend lines were calculated using GAMMs

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Frontiers in Zoology

ISSN: 1742-9994