TY - JOUR TI - Sexuality and sociality: observations of a mating pair of captive bornean orangutans (pongopygmaeus pygmaeus) at Utah's hogle zoo JF - Undergraduate Research Abstracts Journal (2001-2008); Vol 5 (2005) KW - N2 - UR - https://epubs.utah.edu/index.php/uraj/article/view/2062