Posted by eva on Tuesday, October 2, 2007 at 2:56pm in response to Science.
i need i help i don't know what characteristic of animals are can u help me
Check this site.
http://www.okc.cc.ok.us/biologylabs/Documents/Animals/Animall_characteristics.htm
Of course! I'd be happy to help you understand the characteristics of animals.
To start, it's important to know that animals are living organisms that belong to the kingdom Animalia. They are multicellular and eukaryotic, meaning they have cells with a nucleus enclosed within a membrane.
Here are some key characteristics of animals:
1. Heterotrophs: Animals obtain their energy by consuming other organisms. They are unable to produce their own food through photosynthesis and rely on external sources for sustenance.
2. Mobility: Most animals have the ability to move, although the range of movement can vary significantly. From simple microorganisms that can slightly change their position, to complex vertebrates that can walk, fly, or swim, animal mobility is diverse.
3. Reproduction: Animals have the ability to reproduce sexually, meaning they have distinct male and female reproductive systems. However, there are some exceptions, such as asexual reproduction in certain invertebrates.
4. Sensory Perception: Animals have developed specialized sensory organs to detect changes in their external environment. This allows them to respond and adapt to various stimuli, such as light, sound, touch, taste, and smell.
5. Complexity: Animals exhibit a wide range of complexity in terms of their structures and behaviors. From simple organisms with only a few cell types, to highly specialized organs and complex social behaviors in advanced animals, there is great diversity across the animal kingdom.
To learn more about specific characteristics of animals, I would recommend exploring biology textbooks, online educational resources, or consulting with a science teacher or tutor. You can also find various articles or videos on websites like National Geographic or Khan Academy that provide in-depth explanations and examples.