CHOICE A:
A myosin protein dragging an endorphin along a filament to the inner part of the brain’s parietal cortex which creates happiness. 

CHOICE B:
A roundworm entering into an egg of its host which will eventually cause muscle aches and pains, high fever, and swelling in the eyes and face. CHOICE C: A thread-like nematode, Capillaria contorta found in the oral cavity and esophagus of numerous avian species.
CHOICE D:
Production of a closed-cell extruded polystyrene foam, commonly called by its trademark name “styrofoam.” The green color is due to the selection of solvent in the production process.

CHOICE E:
Unlike most other plants, mosses do not have vascular tissue. Because of that, mosses lack root, stem and flowers. Mosses use structures called rhizoids (which look like miniature roots) to attach themselves to the ground.
 A human HeLa cell undergoing cell division (cytokinesis). HeLa cells are an immortal cell line used in scientific research.

HIV, the AIDS virus, infecting human immune cells.

Discovered in 2008, pictures are prokaryotic bacteria that eat rocks on the cold, dark seafloor.

Fertilization of a sea urchin egg which occurs only during the spring every odd year.


Computer generated image of kidney stones generated from x-ray images.  



Aurora Australis (“Southern lights”) as seen in New Zealand.
Northern Lights or Aurora Borealis in Alaska are the result of collisions between gaseous particles in the Earth's atmosphere with charged particles released from the sun's atmosphere

The landscape of Venus from the Hubble telescope. The green sky, occurring once every orbit, is caused by Krypton gas in the atmosphere. 

The night sky over Warsaw during the Battle of Bolimov which was the first large-scale use of chlorine gas (chemical warfare) which was used on Russian position during WWI.
 
The green light in the atmosphere of Croatia was due to the chemical factories giving the intense green light and said to have protected the country from aerial bombings in the Cold War.
 Formation of copper(II) hydroxide from a precipitate reaction.
 

Images of Cyanea lamarckii, a small species of jellyfish that are the size of a penny found off the coast of Greenland.


Air vibrations and waves pictured by a high frequency, infrared camera in a wind tunnel at Oregon State’s Experimental Fluid Mechanical Research lab.


Image of a small intestine of a dog.


Embryonic sac of an gecko containing a fetus that is 5-6 weeks of development.

CHOICE A
Australian prey birds caught starting forest fires on purpose. They do that by carrying burning sticks, which is something that the Indigenous population have spoken about before. 

CHOICE B

Red-tailed hawks attempting to get access to a burning carcass after their food supply has dramatically decreased due to deforestation.


CHOICE C

Hawks being trained to identify and disarm IED (improvised explosive devices) for the US Army. IEDs are commonly used as roadside bombs and seen notably in terrorist actions.


CHOICE D

In an usual sight, hawks are seen lighting themselves on fire. This is the first time this behavior has been observed by ornithologists.


CHOICE E

A rare sighting of the broad-winged hawk, Buteo platypterus, as seen in Texas (USA). This bird was thought to be extinct for 3 years.