Describe how the chemical bonds in unsaturated fatty acids make them healthier for blood vessels than saturated fatty acids. Please Help

The procces of farming organism from the sea is ?

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction.

The most famous fossil called archaeopteryx is which of the following? a dinosaur a fern a fish a bird