Episode Title:What's It All About?.Episode Description:The animals debate and philosophise about the origins of life on Earth, the process of evolution, and whether life actually originated from another world as an alien race. Two sheep ponder the age-old question of which came first, the chicken or the egg, Fluffy explains why he thinks evolution doesn't work, the Rudges discuss whether they've reached their evolutionary pinnacle, and Dennis the dung beetle explains his theory of where humans came from.