Ancient DNA in ice, such as the Ötzi the Iceman (Handt "et al." 1994), or through rapid desiccation, such as high-altitude mummies from the Andes (c.f. Pääbo 1986; Montiel "et al." 2001), as well as various sources of artificially preserved tissue (such as the chemically treated mummies of ancient Egypt). However, mummified remains are a limited resource. The majority of human aDNA studies have focused on extracting DNA from two sources that are much more common in the archaeological record – bone and teeth. Several other sources have also yielded DNA, including paleofaeces (Poinar "et al." 2001) and hair (Baker "et al."
Who Killed Cock Robin (film) one and a half months later. Much of the film was shot using a handheld camera, with the intention of conveying the realist setting. The director stated: "by using such a technique it makes the audiences feel as if they were the witnesses themselves." Who Killed Cock Robin (film) Who Killed Cock Robin (Mandarin: 目擊者, lit. "Eyewitness") is a 2017 Taiwanese crime mystery thriller film written and directed by Cheng Wei-hao. The film follows a journalist who unravels a series of mysteries as he investigates a long-forgotten hit-and-run accident that occurred nine years ago. "Who Killed Cock Robin" was Cheng's