Natural Science - Vertebrate animals: mammals, birds, fish, retiles and amphibians.
Other 4th-grade Primary education videos:
Invertebrate animals
https://youtu.be/SYWQ3mHJ-wA
Plant nutrition and respiration: Photosynthesis
https://youtu.be/TYH_TS-eatc
Plant classification
https://youtu.be/R9jkZpJmLoc
Food chains and food webs
https://youtu.be/hC3NZkUmCFc
Elements of ecosystems
https://youtu.be/pQOLB71Udow
Nutrition
https://youtu.be/0IPO2nMHfZ0
The locomotor system
https://youtu.be/bwQ7aLQLEOc
The five senses
https://youtu.be/bg16ZPUyUwo
Living things and life functions
https://youtu.be/9UoD1f7HxmM
Classification of living things: 5 kingdoms
https://youtu.be/7hLMRsBZ78E
