スミソニアン国立動物園のインスタグラム(smithsonianzoo) - 10月24日 04時07分

Meet Sydney, our male white-cheeked gibbon! Fun fact: these primates’ appearance varies by age and with sex. All infants are a beige color. By the time they are a year to a year and a half old, their coats have become black with white cheek patches. At sexual maturity, males remain black and females turn a beige color again. Visit him at Gibbon Ridge this Wednesday, Oct. 24 at 11 a.m. and celebrate

[BIHAKUEN]UVシールド(UVShield)

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