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🚨 ARTHROPOD OF THE DAY 🚨
Neocaridina davidi has a similar anatomy to marine shrimp (ocean dwelling). The differences lie in the shape of certain structures. Belonging to the order Decapoda, Neocaridina davidi have five pairs of walking legs called periopods. The first two pair of legs are modified structures called chelate, which are claw-like appendages used for grabbing food. In front of the periopods are three pairs of maxillipeds or jaw legs used for feeding. Under the abdomen are five pairs of limbs that are used for swimming called pleopods. In female shrimp, these limbs are also used for egg holding. The rostrum, or beak, of the cherry shrimp has a more squared shape compared to the more pointed shape found in saltwater shrimp species. Like most shrimp species, ornamental shrimp are detritivores and opportunistic feeders. They will graze on algae, biofilms, and dead plants and animals on the bottoms of rivers.
Neocaridina davidi spends the majority of its time grazing on biofilms that form on leaf litter. Like most crustaceans, shrimp play a crucial role in the aquatic ecosystem by serving as a food source for other organisms and by recycling nutrients through feeding on decaying vegetation. This helps keep the water clean.
Unlike most crustaceans, this shrimp does not have a larval stage. The young of this species emerge from the eggs as miniature versions of the adult, they are only around 1 to 2 millimeters in length. As with all arthropods, Neocaridina davidi grows by molting their exoskeleton (Figure 5). They will feed on their molted exoskeleton to reabsorb valuable nutrients. Sexual maturity is reached at around 30 days.