What types of animals are "crustaceans"? Give several examples. Saber-toothed cats are most closely related to what? What classifies a creature as a vertebrate or invertebrate? What type of diet do they have? Are they aquatic or terrestrial animals?
°led1 When you meet with animals, do you wonder what they're thinking? Seeing a newborn lamb or a cute puppy might stir up(激起) happy feelings in us, but what are they thinking? Does the look on their face and how they behave show how they're feeling or are they feeling nothing...
(1)Why is it hard to understand how animals are feeling? CA.Because animals have a complex range of feelings.B.Because the feelings of animals are hard to detect.C.Because animals can't express their feelings verbally.D.Because only some pets have feelings....
Crustaceans are animals in thePhylumArthropoda, andSubphylumCrustacea. Classes, or broad groups of crustaceans, include the Branchiopoda (branchiopods), Cephalocarida (horseshoe shrimp), Malacostraca (the class that is probably most important to humans, and includes crabs,lobsters, and shrimps), Maxi...
are known to experience sadness when someone in their group dies. They are also believed to experience other feelings. Their happiness is now taken into consideration more. And in the UK, a new law means all crustaceans (甲壳纲动物) will be recognized as animals which are able to see or ...
DWhen you meet with animals, do you wonder what they're thinking? Seeing a newborn lamb or a cute puppy might stir up(激起) happy feelings in us, but what are they thinking? Does the look on their face and how they behave show how they're feeling-or are they feeling nothing at al...
Let's learn about crustaceans in this engaging science book! Your child will love to have this book because it capitalizes on the universality of images. This allows for easy understanding of concepts. There are few sentences required to read so a child gets to enjoy "analyzing" pictures ...
The animals considered benthos arecorals, worms, sea anemones, oysters, clams, and shrimp animals like mussels and crustaceans. The benthos resides... Learn more about this topic: Benthos | Definition, Types & Examples from Chapter 4/ Lesson 7 ...
Insects belong to the phylum arthropoda, a huge assemblage of animals which also includes crustaceans,arachnidsand myriapods (millipedes and centipedes). All arthropods possess a rigid, jointed exoskeleton that is moulted as the animal grows, but unlike other arthropods, insects’ bodies are composed...
In hermaphrodites, sperms are produced before eggs, for example, earthworms and crustaceans. It also promotes cross-fertilization and prevents self-pollination. Some examples are mint, salvia, legumes, ivy, etc. What is the advantage of Protandry? When mating is random, or is monogamous (one ...