Characteristics of Arthropods (Stawonogi)
Stawonogi zwierzęta o członowanych odnóżach prezentacja highlights the common features of arthropods. These animals share a segmented body plan with sections called tagmata. Their most distinctive feature is the presence of jointed appendages, which allow for efficient movement. The body is covered by a chitinous exoskeleton that provides protection and support.
Highlight: The exoskeleton of arthropods is shed periodically through a process called molting, allowing for growth and development.
The number of legs varies among different arthropod groups:
- Crustaceans typically have 5 pairs (10 legs)
- Insects have 3 pairs (6 legs)
- Arachnids have 4 pairs (8 legs)
Example: Skorupiaki przykłady include crabs and lobsters, which demonstrate the characteristic 10 legs of crustaceans.
Odnóża owadów can be modified for various functions, such as walking, swimming, or grasping. Some arthropods have appendages adapted into sensory organs or mouthparts.
Vocabulary: Tagmata - body segments or sections in arthropods that serve specific functions.
The presentation also touches on the characteristic body systems of arthropods, including the respiratory, excretory, and circulatory systems, which have unique adaptations in insects.