Main Characteristics. Brush Rabbits are a species of cottontail rabbit and they are smaller than many of the other cottontails. They are between 25 and 35 cms (10 - 14 inches) in length and they can weigh up to 0.9 Kgs (2 lbs). They are light brown to grey in colour and their underside is coloured white.
black swan event. A black swan event is an incident that occurs randomly and unexpectedly and has wide-spread ramifications. The phrase represents the danger of inductive reasoning. Inductive reasoning makes broad generalizations from specific observations.
The mute swan is 50-60 inches in length with a wingspan of about 82-94 inches. It is completely white and has a long, graceful neck; an orange bill with a black knob at the base; a black face; and black feet and legs. It has a pointed tail and lacy wing feathers.