Red kangaroo has the ability to freeze the development of an embryo until the previous joey is able to leave the pouch. This is known as diapause, and will occur in times of drought and in areas with poor food sources. The composition of the milk produced by the mother varies according to the needs of the joey. In addition, red kangaroo mothers may "have up to three generations of offspring simultaneously; a young-at-foot suckling from an elongated teat, a young in the pouch attached to a second teat and a blastula in arrested development in the uterus". The kangaroo has also
Kangaroo: A Love Hate Story and internationally," if a solution to the slaughter was to ever be found. Others, however, did not receive the film positively, especially farmers and those working in the commercial kangaroo industry, saying that the documentary was a "beat up" and expressed fears that it could ruin the industry. "Kangaroo" currently holds a 78% total film score on Rotten Tomatoes and a score of 66 on Metacritic. Due to the main content of the film, "Kangaroo" has caused its fair share of controversy since its release. The topic of the film in itself, the dark reality behind the kangaroo culling industry,