This interpretation is consistent with the evolutionary position of alvarezsaurids among bird-related theropods and with the broader evidence of feather-like integument in numerous maniraptorans

Escala 1:1 -  Completa

where its fossils were discovered

indicating that it still depended on water for reproduction and respiration

Juveniles con relativa facilidad

Platalearostrum hoekmani Escala:1:35 This interpretation is consistent withPlatalearostrum hoekmani was an extinct odontocete belonging to the family Delphinidae, described in 2010 from a fragmentary rostrum recovered by bottom trawling in the North Sea, approximately 110 km west of Rotterdam. The specimen, housed at the Natuurhistorisch Museum Rotterdam, represents the holotype of the species and is distinguished by an exceptionally short, broad and robust cranial anatomy. Its generic name refers directly to the spatulate