在史前儿童坟墓中的陶婴儿瓶中的反动物牛奶
J Dunne1, K Rebay-Salisbury2, R B Salisbury2
1Organic Geochemistry Unit, School of Chemistry, University of Bristol, Bristol, UK. julie.dunne@bristol.ac.uk.
Nature
|September 27, 2019
概括
根据古代食器的残留物分析,史前婴儿被食来自反动物的乳制品. 这一发现揭示了早期婴儿养的做法以及养动物的重要性.
科学领域:
- 考古学
- 古人类学
- 生物化学
背景情况:
- 了解史前儿童饮食,包括母乳养和断奶,对于解释过去社会婴儿死亡率和生育模式至关重要.
- 虽然骨原蛋白的稳定同位素分析可以表明断奶时间,但史前婴儿所摄入的特定食物在很大程度上是未知的.
- 从新石器时代到铁器时代的欧洲,小小的粘土容器是潜在的婴儿养容器,尽管已经提出了替代用途.
相关概念视频
01:08Cloning of Dolly the Sheep
7.2K
The first successfully cloned mammal was Dolly, a sheep, born on 5th July 1996 at Roslin Institute, Scotland. The cloned sheep was named after the American singer Dolly Parton. Dolly lived for seven years and died of respiratory complications, which is speculated to be due to the actual age of her DNA. Because the DNA in cloned cells belongs to an older individual, the cloned individual’s life expectancy may be affected. Indeed, analysis of Dolly’s DNA revealed shorter...
7.2K
00:55Parental Care
12.7K
Many animals exhibit parental care behavior, including feeding, grooming, and protecting young offspring. Parental care is universal in mammals and birds, which often have young that are born relatively helpless. Several species of insects and fish, as well as some amphibians, also care for their young.
12.7K