The object that falls from a tree and is spiky is a chestnut, specifically the sweet chestnut. These nuts are encased in a spiky husk that splits open when they mature and fall to the ground. Another example could be the seed pods of certain trees, like the honey locust, which have spiky shells.
they are woody and spikey and hurt if you run into them
Sounds like a Horse Chestnut.
When Big Tree Falls was created in 1984.
Spikey
Spikey Sato is 5' 9".
Dave Spikey is 5' 11".
The Harpy Eagle can eat monkys, sloths, other birds, opossums, iguanas, and the spikey tree porkupine
Their are two groups of trees commonly called Cypress. Cupressus and Chamaecyparis are evergreens. Taxodium distichum the Swamp Cypress is deciduous.
Dave Spikey's birth name is David Bramwell.
The potential energy stored in the leaf is converted to kinetic energy as it falls from a tree.
Nobody.
When it falls off the tree and is no longer alive.