by Robert Loren | Jan 23, 2023 | Corals
Although corals are considered one of the earliest, most primitive animal groups on the planet, the stony corals that grace our reef aquariums with color and vibrance actually arose later than some of us have been led to believe.… by Robert Loren | Mar 14, 2014 | Corals, Invertebrates, Science
Although commonly regarded as the most primitive multicellular animal group, sponges – members of the phylum: Porifera, are both diverse and interesting. Currently, this phylum is described as consisting almost completely of 3 distinct classes: Demospongea, Calcarea,...
