Below is a list of all the creatures in the game followed by info concerning the number of pellets their body renders as well as other items they may have. Note - The number of Pellets may vary if the enemy has a ship part.
CREATURE - PELLETS AND ITEMS Armored Cannon Beetle - 50 Pikmin, may have one or two 5-Pellets, and has a ship part in story mode (Distant Spring). Beady Long Legs - Four 10-Pellets and a ship part in story mode (The Forest Navel); Has eight 1-Pellets in challenge mode instead. Breadbug - 3 Pikmin, two 5 Pellets, and a ship part in story mode (the forest navel). Burrowing Snagrets - Seven 1-Pellets, one 5-Pellet, and a ship part in story mode (Forest of Hope). Dwarf Bulbear - 5 Pikmin and may have one or two 1-Pellets. Dwarf Bulborb - 4 Pikmin and may have one or two 1-Pellets. Emperor Bulblax - Four 5 pellets and a ship part in story mode (Final Trial). Fiery Blowhog - 8 Pikmin and may have one or two 1-Pellets. Goolix - Four 5-Pellets. Honeywisp - Nectar. Iridescent Flint Beetle - Nectar, 1-Pellets, and 5-Pellets. Mamuta - 15 Pikmin. Pearly Clamclamp - 50 Pikmin. Pellet Posy - 1 Pikmin. Puffstool - 30 Pikmin. Puffy Blowhog - Three or four 5-Pellets. Sheargrub - 2 Pikmin and may have a 1-Pellet. Shearwig - 4 Pikmin and may have one or two 1-Pellets. Smokey Progg - 100 Pikmin. Spotty Bulbear - 15 Pikmin. Spotty Bulborb - 12 Pikmin. Swooping Snitchbug - 4 Pikmin and one or two 1-Pellets. Water Dumple - 5 Pikmin may have one or two 1-Pellets. Wogpole - 1 Pikmin. Yellow Wollywog - 8 Pikmin.