Modularity is a ubiquitous feature of organismal design that plays an important role in
structuring patterns of morphological diversification. Modularity can facilitate evolutionary …

Evolutionary biology has long striven to understand why some lineages diversify
exceptionally while others do not. Most studies have focused on how extrinsic factors can …

Ghost electric knifefishes (Gymnotiformes: Apteronotidae) are a dominant component of the
species diversity and biomass of large lowland rivers in Greater Amazonia, including 77 …

Most of the closely related fish species are similar in appearance, with slight differences.
This study evaluated 35 morphological characteristic parameters and the number, shape …

Shape variation in the vestibular system is often linked to microhabitat structure and
locomotor performance. Highly circular and orthogonal semicircular canal pairs are linked to …

Piaractus brachypomus is highly valued as an aquaculture and ornamental fish species.
However, it is frequently considered as a non-native or invasive species. In Polish waters P …

The invasions of freshwater habitats by marine fishes provides exceptional cases of habitat-
driven biological diversification. Freshwater habitats make up less than 1% of aquatic …

Stomiiformes is a monophyletic and diverse group of mesopelagic and bathypelagic fishes
that includes 457 valid species classified in 52 genera and five families, including …

Invasive animal species have widespread impacts on naive ecosystems, such as
displacement of native fauna and increased competition for limited resources …

In their natural habitat, fish are constantly threatened by icthyoparasites, notably those from
the Phylum Cnidaria, Hatschek, 1888, represented by species of the Myxozoa, responsible …