In 1995 a group of NASA scientists studied the effects of various legal & illegal drugs on house spiders, specifically on the way they weave their webs. The spider high on marijuana did an ok job weaving, but then got bored/distracted & didn’t finish.
The aptly named Ping-pong tree sponge (Chondrocladia lampadiglobus) is a carnivorous sponge. Those ping-pong ball looking things are covered in tiny spicules which the sponge uses to catch tiny crustaceans.
Your nerve system is an extensive network that channels nerve impulses from your brain to virtually every cell that makes up your body. This chart shows some of the integral relationships between the spine, nervous system and the body.