2,500-year-old Taiwan human skeletons indicate indigenous tribes on island chewed betel nuts

A pair of ancient bones found in Taiwan featured red stains on their teeth, which experts say is proof of betel nut consumption.

2,500-year-old Taiwan human skeletons indicate indigenous tribes on island chewed betel nuts

2,500-year-old Taiwan human skeletons indicate indigenous tribes on island chewed betel nuts

2,500-year-old Taiwan human skeletons indicate indigenous tribes on island chewed betel nuts

2,500-year-old Taiwan human skeletons indicate indigenous tribes on island chewed betel nuts

2,500-year-old Taiwan human skeletons indicate indigenous tribes on island chewed betel nuts