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Animals are able to detect changes in their surroundings so that they can defend themselves if there are predators. Additionally, being able to detect changes allows animals to know when to begin hibernating.
homeostasis
The rattlesnake can detect temperature changes of 0.003 °C or less in its immediate surroundings.
touch and small hairs
Daphnia's antennas serve as sensory organs to detect changes in their aquatic environment, such as chemical cues, temperature, and light. They help Daphnia navigate, find food, and avoid predators by sensing changes in their surroundings.
sensory receptors detect changes(light levels, pressure on skin) in our surroundings. they convert one form of energy into another particular form of energy.
the use of computers in sea exploration is to detect animals , mapping the surroundings,measure temperature , take photos and collect accurate data the animal they are looking for.
A chemoreceptor can detect changes in hydrogen ion concentration.
The aurelia's ocellus, also known as the light-sensing organ, is used to detect changes in light intensity. This helps the jellyfish navigate its surroundings and can also be used to avoid predators or capture prey.
detect any changes in the environment (noise level, vibration, temperature)
A thermal camera utilizes radiative heat transfer to detect an object that is warmer than its surroundings.
Plants detect seasonal changes by temperature and day length.Plants detect seasonal changes by the amount of day light.