Researchers discovered that carnivorous plants such as the Venus flytrap can count. This is likely their way of avoiding false alarms and making sure they have captured a juicy bug before releasing their digestive enzymes.
Animals with four-chambered stomachs that process plants are known as ruminants. Some of them, like cows, produce quite a bit of methane as they process the food. Kangaroos have been thought to produce much less. A recent study from University of Zurich says kangaroos are more gassy than we thought, but has learnings for cows on the planet.
Male crickets often use edible gifts to attract females during mating. However, unique proteins contained in this gift may alter female's behavior to ensure reproductive success.