Coracias garrulus is a blue bird with an orange-brown back. The offspring of this bird have an effective defense mechanism. The young birds vomit and cover themselves in a foul-smelling orange liquid when they sense a threat by predators. Which two systems alert the young bird to the danger and help produce the vomit it uses as a defense

The nervous and digestive systems are the body systems that alert the young bird to danger and help produce the vomit it uses as a defense.

In conclusion, the nervous and digestive systems are the body systems that alert the young bird to danger and help produce the vomit it uses as a defense.

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The correct answer is - Nervous and digestive systems.

Explanation:

Coracias garrulus is a bluebird that has a unique defense mechanism in which it senses the danger or threat they vomit and cover themselves with their foul-smelling orange-yellow vomit.

The orange vomit or liquid store in the digestive system of the bird and when the bird's sense threatens it activates its nervous system which then intern sends a signal to the digestive system and the urge of vomit on its young ones and cover in that.

oxygen = 21% of the atmosphere

nitrogen = 78%

carbon dioxide = 0.1%

argon =0.934%

looks like the answer is     c     to me!