The preeminence of design in nature and the utility of mimicking natural designs is a concept championed by the intelligent design community.
Thinking about all the species of animals, birds, and fishes, it becomes apparent that each one requires a certain type of food, suitable for its anatomy.
According to current systematic theory, everyone reading this right now belongs to the taxonomic category Deuterostomia.
Three main things must occur for the young salmon, called a smolt, to prepare for life in the salty ocean.
I’ve watched many Khan Academy videos over the years — sometimes just for fun, and sometimes to advise teachers on whether they are good tools to use.