Did Neanderthal "copy" H. Sapien in Burial Practices or did they start it on their own?

Neanderthal Archaeological Sites

Tabun Cave
Krapina, Croatia. Bones from several dozen individual Neanderthals were recovered at the 130,000 year old Krapina site.
Weasel Cave, Russia, with several Neanderthal occupations between 125,000-38,000 years ago. Cold climate adaptations.
Moula-Guercy, France, 120,000-80,000 years ago, with evidence of cannibalism.
La Ferassie, France. At 72,000 years old, La Ferassie includes one of the oldest and most complete Neanderthal skeletons recovered to date.
Shanidar Cave, Iraq, 60,000 years old. A burial at Shanidar cave contains an abundance of several types of flower pollen, interpreted by some to mean that flowers were placed in the grave.
Kebara Cave, Israel, 60,000 years old
La Chapelle aux Saintes. France, 52,000 years old. This single burial includes an adult man who experienced tooth loss and survived.
Feldhofer Cave, Germany, 50,000 years ago. This site, located in the Neander valley of Germany, was the first recognized discovery of Neanderthals, 1856, by schoolteacher Johann Carl Fuhlrott. It is also the first site to produce Neanderthal DNA.
Dederiyeh, Syria, 50,000 years before the present
Ortvale Klde, Georgia, 50,000-36,000 years ago.
Le Moustier, France, 40,000 years ago
St. Césaire, France, 36,000 years before the present
Vindija Cave, Croatia, 32-33,000 years before the present
Gorham's Cave, Gibraltar, 23-32,000 years before the present