Are Dragonets Freshwater Fish? Care Tips, Habitat Insights, and Identification Guide

Dragonets are not freshwater fish; they are marine fish from the Callionymidae family. They live in tropical waters and include species like the mandarinfish (Synchiropus splendidus). Dragonets thrive in saltwater aquariums and need established tanks with live rock. Their main diet consists of copepods. To care for Dragonets, provide a well-maintained saltwater aquarium with plenty … Read more

Dolphins and Dinosaurs: Are They Closely Related in Evolutionary Origins?

No, dolphins are mammals in the group Cetacea, while dinosaurs are reptiles. They share a distant common ancestor from 320 million years ago but evolved separately. Dolphins and fish are more closely related due to convergent evolution, where different species develop similar traits. The last common ancestor of all mammals, including dolphins, and reptiles, including … Read more

Dolphins: Are They Fish? Key Differences, Facts, and Conservation Insights

Dolphins are not fish; they are mammals. They are warm-blooded and breathe air using lungs. Unlike fish, dolphins give live birth and have hair during certain life stages. Dolphins are part of the cetacean group, which includes other marine mammals like whales. They also have streamlined bodies and blubber for insulation. Dolphins are warm-blooded, meaning … Read more

Dolphins: Are They Saltwater Mammals or Fish? Key Facts and Conservation Insights

Dolphins are not saltwater fish; they are warm-blooded mammals in the cetacean group and the Delphinidae family. Unlike fish, dolphins breathe air and live in the ocean. They eat marine animals, including fish and squid. Dolphins thrive in their marine habitat, distinguishing them from aquatic fish. Dolphins are found in oceans worldwide, showcasing a high … Read more

Dolphin Fish vs. Mahi Mahi: Are They the Same Thing? Facts and Naming Confusion Explained

The mahi-mahi and dolphinfish are the same fish species, Coryphaena hippurus. They are not related to the marine mammals called dolphins. The term mahi-mahi means “strong strong” in Polynesian. This colorful fish lives in warm ocean waters and is popular for culinary use and fishing activities. This fish can be found in warm ocean waters … Read more

Discus Fish: Freshwater or Saltwater? Care Guide and Essential Tips for Your Aquarium

Discus fish are freshwater species in the cichlid family. They live in tropical habitats and are recognized for their colorful appearance and round shape. These fish are popular in home aquariums. However, they have a higher care difficulty compared to many saltwater fish, requiring specific needs to thrive. Discus fish require ample swimming space and … Read more