Quadrilaterals, diagonal of a quadrilateral, types of quadrilaterals, rectangle, square, parallelogram, rhombus, trapezium, regular trapezium, kite, angle sum of a quadrilateral and applying properties of quadrilaterals to solve problems.
Sperm whales make some of the longest dives achieved by mammals, with some lasting up to 90 minutes, while dolphins and other whales can stay underwater for 20 minutes. The longest time a human has held their breath for under water is 19 minutes â set by a Swiss freediver called Peter Colat.
well you would die in around 7-9mins. A normal human could hold his breath for 5 minutes one time a human hold his breath for 7 minutes.   A Sea Otter can hold it's breath for up to 5 minutes. They live from 10 to 15 years. Not sure about how ling in captivity though.   a giantg river otter is 6 feet long. they can live up to 21 years.